Home / 2,912,257,607.60-4,368,386,411.40-1,880,301,537.20

Finding the Fourth Proportional to 2,912,257,607.60, 4,368,386,411.40 and 1,880,301,537.20

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Solution

The fourth proportional to 2,912,257,607.60, 4,368,386,411.40 and 1,880,301,537.20 is: 2,820,452,305.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,257,607.60 : 4,368,386,411.40 = 1,880,301,537.20 : x
  2. Step 2: Convert to fraction form
    2,912,257,607.60/4,368,386,411.40 = 1,880,301,537.20/x
  3. Step 3: Cross multiply
    2,912,257,607.60x = 4,368,386,411.40 × 1,880,301,537.20
  4. Step 4: Simplify right side
    2,912,257,607.60x = 8,213,883,684,439,011,328
  5. Step 5: Solve for x
    x = 8,213,883,684,439,011,328/2,912,257,607.60
  6. Step 6: Final answer
    x = 2,820,452,305.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.