Home / 410,421,441.64-615,504,836.56-148,071,887.57

Finding the Fourth Proportional to 410,421,441.64, 615,504,836.56 and 148,071,887.57

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Solution

The fourth proportional to 410,421,441.64, 615,504,836.56 and 148,071,887.57 is: 222,061,894.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,421,441.64 : 615,504,836.56 = 148,071,887.57 : x
  2. Step 2: Convert to fraction form
    410,421,441.64/615,504,836.56 = 148,071,887.57/x
  3. Step 3: Cross multiply
    410,421,441.64x = 615,504,836.56 × 148,071,887.57
  4. Step 4: Simplify right side
    410,421,441.64x = 91,138,962,956,996,064
  5. Step 5: Solve for x
    x = 91,138,962,956,996,064/410,421,441.64
  6. Step 6: Final answer
    x = 222,061,894.70

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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.