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Finding the Fourth Proportional to 59,429,233.80, 83,030,866.20 and 59,429,233.80

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Solution

The fourth proportional to 59,429,233.80, 83,030,866.20 and 59,429,233.80 is: 83,030,866.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,429,233.80 : 83,030,866.20 = 59,429,233.80 : x
  2. Step 2: Convert to fraction form
    59,429,233.80/83,030,866.20 = 59,429,233.80/x
  3. Step 3: Cross multiply
    59,429,233.80x = 83,030,866.20 × 59,429,233.80
  4. Step 4: Simplify right side
    59,429,233.80x = 4,934,460,760,016,317
  5. Step 5: Solve for x
    x = 4,934,460,760,016,317/59,429,233.80
  6. Step 6: Final answer
    x = 83,030,866.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.