Home / 140,450,112.70-210,675,169.05-44,712,000.70

Finding the Fourth Proportional to 140,450,112.70, 210,675,169.05 and 44,712,000.70

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Solution

The fourth proportional to 140,450,112.70, 210,675,169.05 and 44,712,000.70 is: 67,068,001.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,450,112.70 : 210,675,169.05 = 44,712,000.70 : x
  2. Step 2: Convert to fraction form
    140,450,112.70/210,675,169.05 = 44,712,000.70/x
  3. Step 3: Cross multiply
    140,450,112.70x = 210,675,169.05 × 44,712,000.70
  4. Step 4: Simplify right side
    140,450,112.70x = 9,419,708,306,036,220
  5. Step 5: Solve for x
    x = 9,419,708,306,036,220/140,450,112.70
  6. Step 6: Final answer
    x = 67,068,001.05

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1.5x scale

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.