Home / 185,375,814.60-278,189,693.10-103,494,534.60

Finding the Fourth Proportional to 185,375,814.60, 278,189,693.10 and 103,494,534.60

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Solution

The fourth proportional to 185,375,814.60, 278,189,693.10 and 103,494,534.60 is: 155,312,131.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,375,814.60 : 278,189,693.10 = 103,494,534.60 : x
  2. Step 2: Convert to fraction form
    185,375,814.60/278,189,693.10 = 103,494,534.60/x
  3. Step 3: Cross multiply
    185,375,814.60x = 278,189,693.10 × 103,494,534.60
  4. Step 4: Simplify right side
    185,375,814.60x = 28,791,112,817,901,332
  5. Step 5: Solve for x
    x = 28,791,112,817,901,332/185,375,814.60
  6. Step 6: Final answer
    x = 155,312,131.09

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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.