Home / 177,146,756.70-265,762,125.45-90,898,475.10

Finding the Fourth Proportional to 177,146,756.70, 265,762,125.45 and 90,898,475.10

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Solution

The fourth proportional to 177,146,756.70, 265,762,125.45 and 90,898,475.10 is: 136,369,258.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,146,756.70 : 265,762,125.45 = 90,898,475.10 : x
  2. Step 2: Convert to fraction form
    177,146,756.70/265,762,125.45 = 90,898,475.10/x
  3. Step 3: Cross multiply
    177,146,756.70x = 265,762,125.45 × 90,898,475.10
  4. Step 4: Simplify right side
    177,146,756.70x = 24,157,371,942,739,900
  5. Step 5: Solve for x
    x = 24,157,371,942,739,900/177,146,756.70
  6. Step 6: Final answer
    x = 136,369,258.98

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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.