Home / 74,834,423.80-112,167,654.90-42,501,815.80

Finding the Fourth Proportional to 74,834,423.80, 112,167,654.90 and 42,501,815.80

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Solution

The fourth proportional to 74,834,423.80, 112,167,654.90 and 42,501,815.80 is: 63,705,027.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,834,423.80 : 112,167,654.90 = 42,501,815.80 : x
  2. Step 2: Convert to fraction form
    74,834,423.80/112,167,654.90 = 42,501,815.80/x
  3. Step 3: Cross multiply
    74,834,423.80x = 112,167,654.90 × 42,501,815.80
  4. Step 4: Simplify right side
    74,834,423.80x = 4,767,329,007,277,767
  5. Step 5: Solve for x
    x = 4,767,329,007,277,767/74,834,423.80
  6. Step 6: Final answer
    x = 63,705,027.25

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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.