Home / 140,717,514.20-210,628,373.70-100,406,730.20

Finding the Fourth Proportional to 140,717,514.20, 210,628,373.70 and 100,406,730.20

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Solution

The fourth proportional to 140,717,514.20, 210,628,373.70 and 100,406,730.20 is: 150,290,505.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,717,514.20 : 210,628,373.70 = 100,406,730.20 : x
  2. Step 2: Convert to fraction form
    140,717,514.20/210,628,373.70 = 100,406,730.20/x
  3. Step 3: Cross multiply
    140,717,514.20x = 210,628,373.70 × 100,406,730.20
  4. Step 4: Simplify right side
    140,717,514.20x = 21,148,506,290,560,676
  5. Step 5: Solve for x
    x = 21,148,506,290,560,676/140,717,514.20
  6. Step 6: Final answer
    x = 150,290,505.14

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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.