Home / 162,931,631.80-244,397,447.70-155,373,359.80

Finding the Fourth Proportional to 162,931,631.80, 244,397,447.70 and 155,373,359.80

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Solution

The fourth proportional to 162,931,631.80, 244,397,447.70 and 155,373,359.80 is: 233,060,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,931,631.80 : 244,397,447.70 = 155,373,359.80 : x
  2. Step 2: Convert to fraction form
    162,931,631.80/244,397,447.70 = 155,373,359.80/x
  3. Step 3: Cross multiply
    162,931,631.80x = 244,397,447.70 × 155,373,359.80
  4. Step 4: Simplify right side
    162,931,631.80x = 37,972,852,575,693,784
  5. Step 5: Solve for x
    x = 37,972,852,575,693,784/162,931,631.80
  6. Step 6: Final answer
    x = 233,060,039.70

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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.