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Finding the Fourth Proportional to 625,533,046.54, 938,354,710.86 and 232,064,430.91

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Solution

The fourth proportional to 625,533,046.54, 938,354,710.86 and 232,064,430.91 is: 348,117,102.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,533,046.54 : 938,354,710.86 = 232,064,430.91 : x
  2. Step 2: Convert to fraction form
    625,533,046.54/938,354,710.86 = 232,064,430.91/x
  3. Step 3: Cross multiply
    625,533,046.54x = 938,354,710.86 × 232,064,430.91
  4. Step 4: Simplify right side
    625,533,046.54x = 217,758,751,965,097,600
  5. Step 5: Solve for x
    x = 217,758,751,965,097,600/625,533,046.54
  6. Step 6: Final answer
    x = 348,117,102.96

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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.