Home / 66,519,193.60-99,704,140.80-37,779,097.60

Finding the Fourth Proportional to 66,519,193.60, 99,704,140.80 and 37,779,097.60

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Solution

The fourth proportional to 66,519,193.60, 99,704,140.80 and 37,779,097.60 is: 56,626,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,519,193.60 : 99,704,140.80 = 37,779,097.60 : x
  2. Step 2: Convert to fraction form
    66,519,193.60/99,704,140.80 = 37,779,097.60/x
  3. Step 3: Cross multiply
    66,519,193.60x = 99,704,140.80 × 37,779,097.60
  4. Step 4: Simplify right side
    66,519,193.60x = 3,766,732,466,407,342
  5. Step 5: Solve for x
    x = 3,766,732,466,407,342/66,519,193.60
  6. Step 6: Final answer
    x = 56,626,249.70

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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.