Home / 177,148,031.40-265,722,047.10-99,663,933.60

Finding the Fourth Proportional to 177,148,031.40, 265,722,047.10 and 99,663,933.60

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Solution

The fourth proportional to 177,148,031.40, 265,722,047.10 and 99,663,933.60 is: 149,495,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,148,031.40 : 265,722,047.10 = 99,663,933.60 : x
  2. Step 2: Convert to fraction form
    177,148,031.40/265,722,047.10 = 99,663,933.60/x
  3. Step 3: Cross multiply
    177,148,031.40x = 265,722,047.10 × 99,663,933.60
  4. Step 4: Simplify right side
    177,148,031.40x = 26,482,904,458,230,472
  5. Step 5: Solve for x
    x = 26,482,904,458,230,472/177,148,031.40
  6. Step 6: Final answer
    x = 149,495,900.40

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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.