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Finding the Fourth Proportional to 59,559,904.80, 83,213,805.60 and 59,559,904.80

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Solution

The fourth proportional to 59,559,904.80, 83,213,805.60 and 59,559,904.80 is: 83,213,805.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,559,904.80 : 83,213,805.60 = 59,559,904.80 : x
  2. Step 2: Convert to fraction form
    59,559,904.80/83,213,805.60 = 59,559,904.80/x
  3. Step 3: Cross multiply
    59,559,904.80x = 83,213,805.60 × 59,559,904.80
  4. Step 4: Simplify right side
    59,559,904.80x = 4,956,206,339,581,706
  5. Step 5: Solve for x
    x = 4,956,206,339,581,706/59,559,904.80
  6. Step 6: Final answer
    x = 83,213,805.60

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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.