Home / 1,584,356,289.40-2,376,522,624.30-478,959,009.40

Finding the Fourth Proportional to 1,584,356,289.40, 2,376,522,624.30 and 478,959,009.40

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Solution

The fourth proportional to 1,584,356,289.40, 2,376,522,624.30 and 478,959,009.40 is: 718,434,943.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,356,289.40 : 2,376,522,624.30 = 478,959,009.40 : x
  2. Step 2: Convert to fraction form
    1,584,356,289.40/2,376,522,624.30 = 478,959,009.40/x
  3. Step 3: Cross multiply
    1,584,356,289.40x = 2,376,522,624.30 × 478,959,009.40
  4. Step 4: Simplify right side
    1,584,356,289.40x = 1,138,256,921,951,416,448
  5. Step 5: Solve for x
    x = 1,138,256,921,951,416,448/1,584,356,289.40
  6. Step 6: Final answer
    x = 718,434,943.94

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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.