Home / 77,137,730.13-106,444,826.81-42,332,662.59

Finding the Fourth Proportional to 77,137,730.13, 106,444,826.81 and 42,332,662.59

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Solution

The fourth proportional to 77,137,730.13, 106,444,826.81 and 42,332,662.59 is: 58,416,198.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,137,730.13 : 106,444,826.81 = 42,332,662.59 : x
  2. Step 2: Convert to fraction form
    77,137,730.13/106,444,826.81 = 42,332,662.59/x
  3. Step 3: Cross multiply
    77,137,730.13x = 106,444,826.81 × 42,332,662.59
  4. Step 4: Simplify right side
    77,137,730.13x = 4,506,092,937,587,053
  5. Step 5: Solve for x
    x = 4,506,092,937,587,053/77,137,730.13
  6. Step 6: Final answer
    x = 58,416,198.27

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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.