Home / 443,864,730.12-666,060,121.50-247,292,675.88

Finding the Fourth Proportional to 443,864,730.12, 666,060,121.50 and 247,292,675.88

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Solution

The fourth proportional to 443,864,730.12, 666,060,121.50 and 247,292,675.88 is: 371,085,555.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,864,730.12 : 666,060,121.50 = 247,292,675.88 : x
  2. Step 2: Convert to fraction form
    443,864,730.12/666,060,121.50 = 247,292,675.88/x
  3. Step 3: Cross multiply
    443,864,730.12x = 666,060,121.50 × 247,292,675.88
  4. Step 4: Simplify right side
    443,864,730.12x = 164,711,789,742,692,928
  5. Step 5: Solve for x
    x = 164,711,789,742,692,928/443,864,730.12
  6. Step 6: Final answer
    x = 371,085,555.05

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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.