Home / 295,172,630.40-442,947,902.40-172,350,710.40

Finding the Fourth Proportional to 295,172,630.40, 442,947,902.40 and 172,350,710.40

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Solution

The fourth proportional to 295,172,630.40, 442,947,902.40 and 172,350,710.40 is: 258,636,397.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,172,630.40 : 442,947,902.40 = 172,350,710.40 : x
  2. Step 2: Convert to fraction form
    295,172,630.40/442,947,902.40 = 172,350,710.40/x
  3. Step 3: Cross multiply
    295,172,630.40x = 442,947,902.40 × 172,350,710.40
  4. Step 4: Simplify right side
    295,172,630.40x = 76,342,385,648,829,856
  5. Step 5: Solve for x
    x = 76,342,385,648,829,856/295,172,630.40
  6. Step 6: Final answer
    x = 258,636,397.10

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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.