Home / 140,751,545.91-211,162,484.72-99,333,292.53

Finding the Fourth Proportional to 140,751,545.91, 211,162,484.72 and 99,333,292.53

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Solution

The fourth proportional to 140,751,545.91, 211,162,484.72 and 99,333,292.53 is: 149,024,756.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,751,545.91 : 211,162,484.72 = 99,333,292.53 : x
  2. Step 2: Convert to fraction form
    140,751,545.91/211,162,484.72 = 99,333,292.53/x
  3. Step 3: Cross multiply
    140,751,545.91x = 211,162,484.72 × 99,333,292.53
  4. Step 4: Simplify right side
    140,751,545.91x = 20,975,464,865,556,748
  5. Step 5: Solve for x
    x = 20,975,464,865,556,748/140,751,545.91
  6. Step 6: Final answer
    x = 149,024,756.57

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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.