Home / 162,165,494.78-243,279,538.14-52,961,307.54

Finding the Fourth Proportional to 162,165,494.78, 243,279,538.14 and 52,961,307.54

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Solution

The fourth proportional to 162,165,494.78, 243,279,538.14 and 52,961,307.54 is: 79,452,182.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,165,494.78 : 243,279,538.14 = 52,961,307.54 : x
  2. Step 2: Convert to fraction form
    162,165,494.78/243,279,538.14 = 52,961,307.54/x
  3. Step 3: Cross multiply
    162,165,494.78x = 243,279,538.14 × 52,961,307.54
  4. Step 4: Simplify right side
    162,165,494.78x = 12,884,402,436,610,364
  5. Step 5: Solve for x
    x = 12,884,402,436,610,364/162,165,494.78
  6. Step 6: Final answer
    x = 79,452,182.19

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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.