Home / 357,766,685.20-493,715,057.76-201,134,490.40

Finding the Fourth Proportional to 357,766,685.20, 493,715,057.76 and 201,134,490.40

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Solution

The fourth proportional to 357,766,685.20, 493,715,057.76 and 201,134,490.40 is: 277,563,928.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,766,685.20 : 493,715,057.76 = 201,134,490.40 : x
  2. Step 2: Convert to fraction form
    357,766,685.20/493,715,057.76 = 201,134,490.40/x
  3. Step 3: Cross multiply
    357,766,685.20x = 493,715,057.76 × 201,134,490.40
  4. Step 4: Simplify right side
    357,766,685.20x = 99,303,126,545,364,160
  5. Step 5: Solve for x
    x = 99,303,126,545,364,160/357,766,685.20
  6. Step 6: Final answer
    x = 277,563,928.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.