Home / 896,867,101.80-1,345,300,652.70-810,773,659.80

Finding the Fourth Proportional to 896,867,101.80, 1,345,300,652.70 and 810,773,659.80

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Solution

The fourth proportional to 896,867,101.80, 1,345,300,652.70 and 810,773,659.80 is: 1,216,160,489.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,867,101.80 : 1,345,300,652.70 = 810,773,659.80 : x
  2. Step 2: Convert to fraction form
    896,867,101.80/1,345,300,652.70 = 810,773,659.80/x
  3. Step 3: Cross multiply
    896,867,101.80x = 1,345,300,652.70 × 810,773,659.80
  4. Step 4: Simplify right side
    896,867,101.80x = 1,090,734,333,720,907,776
  5. Step 5: Solve for x
    x = 1,090,734,333,720,907,776/896,867,101.80
  6. Step 6: Final answer
    x = 1,216,160,489.70

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Double scale
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1.5x scale

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.