Home / 66,429,353.80-99,644,030.70-30,597,545.80

Finding the Fourth Proportional to 66,429,353.80, 99,644,030.70 and 30,597,545.80

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Solution

The fourth proportional to 66,429,353.80, 99,644,030.70 and 30,597,545.80 is: 45,896,318.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,429,353.80 : 99,644,030.70 = 30,597,545.80 : x
  2. Step 2: Convert to fraction form
    66,429,353.80/99,644,030.70 = 30,597,545.80/x
  3. Step 3: Cross multiply
    66,429,353.80x = 99,644,030.70 × 30,597,545.80
  4. Step 4: Simplify right side
    66,429,353.80x = 3,048,862,793,039,856
  5. Step 5: Solve for x
    x = 3,048,862,793,039,856/66,429,353.80
  6. Step 6: Final answer
    x = 45,896,318.70

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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.