Home / 85,636,828.48-118,150,058.80-54,715,097.92

Finding the Fourth Proportional to 85,636,828.48, 118,150,058.80 and 54,715,097.92

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Solution

The fourth proportional to 85,636,828.48, 118,150,058.80 and 54,715,097.92 is: 75,488,456.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,636,828.48 : 118,150,058.80 = 54,715,097.92 : x
  2. Step 2: Convert to fraction form
    85,636,828.48/118,150,058.80 = 54,715,097.92/x
  3. Step 3: Cross multiply
    85,636,828.48x = 118,150,058.80 × 54,715,097.92
  4. Step 4: Simplify right side
    85,636,828.48x = 6,464,592,036,495,758
  5. Step 5: Solve for x
    x = 6,464,592,036,495,758/85,636,828.48
  6. Step 6: Final answer
    x = 75,488,456.91

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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.