Home / 1,087,745,755.60-1,501,042,204.20-617,845,613.68

Finding the Fourth Proportional to 1,087,745,755.60, 1,501,042,204.20 and 617,845,613.68

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Solution

The fourth proportional to 1,087,745,755.60, 1,501,042,204.20 and 617,845,613.68 is: 852,600,285.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,745,755.60 : 1,501,042,204.20 = 617,845,613.68 : x
  2. Step 2: Convert to fraction form
    1,087,745,755.60/1,501,042,204.20 = 617,845,613.68/x
  3. Step 3: Cross multiply
    1,087,745,755.60x = 1,501,042,204.20 × 617,845,613.68
  4. Step 4: Simplify right side
    1,087,745,755.60x = 927,412,341,813,528,832
  5. Step 5: Solve for x
    x = 927,412,341,813,528,832/1,087,745,755.60
  6. Step 6: Final answer
    x = 852,600,285.53

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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.