Home / 90,584,150.60-135,716,793.60-77,829,566.60

Finding the Fourth Proportional to 90,584,150.60, 135,716,793.60 and 77,829,566.60

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Solution

The fourth proportional to 90,584,150.60, 135,716,793.60 and 77,829,566.60 is: 116,607,366.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,584,150.60 : 135,716,793.60 = 77,829,566.60 : x
  2. Step 2: Convert to fraction form
    90,584,150.60/135,716,793.60 = 77,829,566.60/x
  3. Step 3: Cross multiply
    90,584,150.60x = 135,716,793.60 × 77,829,566.60
  4. Step 4: Simplify right side
    90,584,150.60x = 10,562,779,226,229,652
  5. Step 5: Solve for x
    x = 10,562,779,226,229,652/90,584,150.60
  6. Step 6: Final answer
    x = 116,607,366.26

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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.