Home / 175,080,712.41-262,711,911.06-78,013,843.83

Finding the Fourth Proportional to 175,080,712.41, 262,711,911.06 and 78,013,843.83

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Solution

The fourth proportional to 175,080,712.41, 262,711,911.06 and 78,013,843.83 is: 117,061,244.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,080,712.41 : 262,711,911.06 = 78,013,843.83 : x
  2. Step 2: Convert to fraction form
    175,080,712.41/262,711,911.06 = 78,013,843.83/x
  3. Step 3: Cross multiply
    175,080,712.41x = 262,711,911.06 × 78,013,843.83
  4. Step 4: Simplify right side
    175,080,712.41x = 20,495,166,001,715,688
  5. Step 5: Solve for x
    x = 20,495,166,001,715,688/175,080,712.41
  6. Step 6: Final answer
    x = 117,061,244.04

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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.