Home / 124,417,089.60-186,559,279.20-52,532,289.60

Finding the Fourth Proportional to 124,417,089.60, 186,559,279.20 and 52,532,289.60

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Solution

The fourth proportional to 124,417,089.60, 186,559,279.20 and 52,532,289.60 is: 78,770,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,417,089.60 : 186,559,279.20 = 52,532,289.60 : x
  2. Step 2: Convert to fraction form
    124,417,089.60/186,559,279.20 = 52,532,289.60/x
  3. Step 3: Cross multiply
    124,417,089.60x = 186,559,279.20 × 52,532,289.60
  4. Step 4: Simplify right side
    124,417,089.60x = 9,800,386,082,501,656
  5. Step 5: Solve for x
    x = 9,800,386,082,501,656/124,417,089.60
  6. Step 6: Final answer
    x = 78,770,417.42

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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.