Home / 1,085,317,028.60-1,628,645,160.34-502,942,723.16

Finding the Fourth Proportional to 1,085,317,028.60, 1,628,645,160.34 and 502,942,723.16

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Solution

The fourth proportional to 1,085,317,028.60, 1,628,645,160.34 and 502,942,723.16 is: 754,724,389.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,317,028.60 : 1,628,645,160.34 = 502,942,723.16 : x
  2. Step 2: Convert to fraction form
    1,085,317,028.60/1,628,645,160.34 = 502,942,723.16/x
  3. Step 3: Cross multiply
    1,085,317,028.60x = 1,628,645,160.34 × 502,942,723.16
  4. Step 4: Simplify right side
    1,085,317,028.60x = 819,115,232,002,754,432
  5. Step 5: Solve for x
    x = 819,115,232,002,754,432/1,085,317,028.60
  6. Step 6: Final answer
    x = 754,724,389.66

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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.