Home / 282,712,000.40-424,386,865.20-218,301,351.20

Finding the Fourth Proportional to 282,712,000.40, 424,386,865.20 and 218,301,351.20

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Solution

The fourth proportional to 282,712,000.40, 424,386,865.20 and 218,301,351.20 is: 327,698,244.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,712,000.40 : 424,386,865.20 = 218,301,351.20 : x
  2. Step 2: Convert to fraction form
    282,712,000.40/424,386,865.20 = 218,301,351.20/x
  3. Step 3: Cross multiply
    282,712,000.40x = 424,386,865.20 × 218,301,351.20
  4. Step 4: Simplify right side
    282,712,000.40x = 92,644,226,104,692,256
  5. Step 5: Solve for x
    x = 92,644,226,104,692,256/282,712,000.40
  6. Step 6: Final answer
    x = 327,698,244.06

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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.