Home / 97,777,985.20-146,666,977.80-63,765,761.20

Finding the Fourth Proportional to 97,777,985.20, 146,666,977.80 and 63,765,761.20

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Solution

The fourth proportional to 97,777,985.20, 146,666,977.80 and 63,765,761.20 is: 95,648,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,777,985.20 : 146,666,977.80 = 63,765,761.20 : x
  2. Step 2: Convert to fraction form
    97,777,985.20/146,666,977.80 = 63,765,761.20/x
  3. Step 3: Cross multiply
    97,777,985.20x = 146,666,977.80 × 63,765,761.20
  4. Step 4: Simplify right side
    97,777,985.20x = 9,352,331,482,320,502
  5. Step 5: Solve for x
    x = 9,352,331,482,320,502/97,777,985.20
  6. Step 6: Final answer
    x = 95,648,641.80

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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.