Home / 144,828,396.10-217,242,594.15-47,799,079.30

Finding the Fourth Proportional to 144,828,396.10, 217,242,594.15 and 47,799,079.30

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Solution

The fourth proportional to 144,828,396.10, 217,242,594.15 and 47,799,079.30 is: 71,698,618.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,828,396.10 : 217,242,594.15 = 47,799,079.30 : x
  2. Step 2: Convert to fraction form
    144,828,396.10/217,242,594.15 = 47,799,079.30/x
  3. Step 3: Cross multiply
    144,828,396.10x = 217,242,594.15 × 47,799,079.30
  4. Step 4: Simplify right side
    144,828,396.10x = 10,383,995,985,113,566
  5. Step 5: Solve for x
    x = 10,383,995,985,113,566/144,828,396.10
  6. Step 6: Final answer
    x = 71,698,618.95

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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.