Home / 103,274,700.14-142,521,641.90-56,234,352.44

Finding the Fourth Proportional to 103,274,700.14, 142,521,641.90 and 56,234,352.44

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Solution

The fourth proportional to 103,274,700.14, 142,521,641.90 and 56,234,352.44 is: 77,604,797.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,274,700.14 : 142,521,641.90 = 56,234,352.44 : x
  2. Step 2: Convert to fraction form
    103,274,700.14/142,521,641.90 = 56,234,352.44/x
  3. Step 3: Cross multiply
    103,274,700.14x = 142,521,641.90 × 56,234,352.44
  4. Step 4: Simplify right side
    103,274,700.14x = 8,014,612,239,938,292
  5. Step 5: Solve for x
    x = 8,014,612,239,938,292/103,274,700.14
  6. Step 6: Final answer
    x = 77,604,797.98

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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.