Home / 341,658,031.70-512,487,047.55-157,425,151.70

Finding the Fourth Proportional to 341,658,031.70, 512,487,047.55 and 157,425,151.70

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Solution

The fourth proportional to 341,658,031.70, 512,487,047.55 and 157,425,151.70 is: 236,137,727.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,658,031.70 : 512,487,047.55 = 157,425,151.70 : x
  2. Step 2: Convert to fraction form
    341,658,031.70/512,487,047.55 = 157,425,151.70/x
  3. Step 3: Cross multiply
    341,658,031.70x = 512,487,047.55 × 157,425,151.70
  4. Step 4: Simplify right side
    341,658,031.70x = 80,678,351,204,843,856
  5. Step 5: Solve for x
    x = 80,678,351,204,843,856/341,658,031.70
  6. Step 6: Final answer
    x = 236,137,727.55

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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.