Home / 85,069,495,227.29-127,626,305,614.04-45,242,520,154.61

Finding the Fourth Proportional to 85,069,495,227.29, 127,626,305,614.04 and 45,242,520,154.61

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Solution

The fourth proportional to 85,069,495,227.29, 127,626,305,614.04 and 45,242,520,154.61 is: 67,875,513,879.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,069,495,227.29 : 127,626,305,614.04 = 45,242,520,154.61 : x
  2. Step 2: Convert to fraction form
    85,069,495,227.29/127,626,305,614.04 = 45,242,520,154.61/x
  3. Step 3: Cross multiply
    85,069,495,227.29x = 127,626,305,614.04 × 45,242,520,154.61
  4. Step 4: Simplify right side
    85,069,495,227.29x = 5,774,135,704,000,982,417,408
  5. Step 5: Solve for x
    x = 5,774,135,704,000,982,417,408/85,069,495,227.29
  6. Step 6: Final answer
    x = 67,875,513,879.26

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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.