Home / 736,017,058.20-1,103,087,801.70-391,135,906.20

Finding the Fourth Proportional to 736,017,058.20, 1,103,087,801.70 and 391,135,906.20

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Solution

The fourth proportional to 736,017,058.20, 1,103,087,801.70 and 391,135,906.20 is: 586,205,499.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,017,058.20 : 1,103,087,801.70 = 391,135,906.20 : x
  2. Step 2: Convert to fraction form
    736,017,058.20/1,103,087,801.70 = 391,135,906.20/x
  3. Step 3: Cross multiply
    736,017,058.20x = 1,103,087,801.70 × 391,135,906.20
  4. Step 4: Simplify right side
    736,017,058.20x = 431,457,246,936,095,424
  5. Step 5: Solve for x
    x = 431,457,246,936,095,424/736,017,058.20
  6. Step 6: Final answer
    x = 586,205,499.08

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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.