Home / 75,735,064.80-113,602,597.20-66,381,703.20

Finding the Fourth Proportional to 75,735,064.80, 113,602,597.20 and 66,381,703.20

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Solution

The fourth proportional to 75,735,064.80, 113,602,597.20 and 66,381,703.20 is: 99,572,554.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,735,064.80 : 113,602,597.20 = 66,381,703.20 : x
  2. Step 2: Convert to fraction form
    75,735,064.80/113,602,597.20 = 66,381,703.20/x
  3. Step 3: Cross multiply
    75,735,064.80x = 113,602,597.20 × 66,381,703.20
  4. Step 4: Simplify right side
    75,735,064.80x = 7,541,133,890,079,552
  5. Step 5: Solve for x
    x = 7,541,133,890,079,552/75,735,064.80
  6. Step 6: Final answer
    x = 99,572,554.80

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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.