Home / 1,062,582,157.18-1,466,833,576.77-686,422,155.76

Finding the Fourth Proportional to 1,062,582,157.18, 1,466,833,576.77 and 686,422,155.76

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Solution

The fourth proportional to 1,062,582,157.18, 1,466,833,576.77 and 686,422,155.76 is: 947,566,321.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,582,157.18 : 1,466,833,576.77 = 686,422,155.76 : x
  2. Step 2: Convert to fraction form
    1,062,582,157.18/1,466,833,576.77 = 686,422,155.76/x
  3. Step 3: Cross multiply
    1,062,582,157.18x = 1,466,833,576.77 × 686,422,155.76
  4. Step 4: Simplify right side
    1,062,582,157.18x = 1,006,867,065,907,614,848
  5. Step 5: Solve for x
    x = 1,006,867,065,907,614,848/1,062,582,157.18
  6. Step 6: Final answer
    x = 947,566,321.44

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Half scale
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Double scale
Find fourth proportional to 1,062,582,158.18, 1,466,833,578.15 and 686,422,156.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.