Home / 274,708,929.60-412,063,394.40-70,226,179.20

Finding the Fourth Proportional to 274,708,929.60, 412,063,394.40 and 70,226,179.20

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Solution

The fourth proportional to 274,708,929.60, 412,063,394.40 and 70,226,179.20 is: 105,339,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,708,929.60 : 412,063,394.40 = 70,226,179.20 : x
  2. Step 2: Convert to fraction form
    274,708,929.60/412,063,394.40 = 70,226,179.20/x
  3. Step 3: Cross multiply
    274,708,929.60x = 412,063,394.40 × 70,226,179.20
  4. Step 4: Simplify right side
    274,708,929.60x = 28,937,637,776,894,676
  5. Step 5: Solve for x
    x = 28,937,637,776,894,676/274,708,929.60
  6. Step 6: Final answer
    x = 105,339,268.80

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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.