Home / 348,000,386.09-480,123,006.69-197,276,882.90

Finding the Fourth Proportional to 348,000,386.09, 480,123,006.69 and 197,276,882.90

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Solution

The fourth proportional to 348,000,386.09, 480,123,006.69 and 197,276,882.90 is: 272,175,474.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,000,386.09 : 480,123,006.69 = 197,276,882.90 : x
  2. Step 2: Convert to fraction form
    348,000,386.09/480,123,006.69 = 197,276,882.90/x
  3. Step 3: Cross multiply
    348,000,386.09x = 480,123,006.69 × 197,276,882.90
  4. Step 4: Simplify right side
    348,000,386.09x = 94,717,170,167,425,344
  5. Step 5: Solve for x
    x = 94,717,170,167,425,344/348,000,386.09
  6. Step 6: Final answer
    x = 272,175,474.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.