Home / 1,584,356,615.40-2,376,523,113.30-478,959,335.40

Finding the Fourth Proportional to 1,584,356,615.40, 2,376,523,113.30 and 478,959,335.40

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Solution

The fourth proportional to 1,584,356,615.40, 2,376,523,113.30 and 478,959,335.40 is: 718,435,432.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,356,615.40 : 2,376,523,113.30 = 478,959,335.40 : x
  2. Step 2: Convert to fraction form
    1,584,356,615.40/2,376,523,113.30 = 478,959,335.40/x
  3. Step 3: Cross multiply
    1,584,356,615.40x = 2,376,523,113.30 × 478,959,335.40
  4. Step 4: Simplify right side
    1,584,356,615.40x = 1,138,257,930,908,906,880
  5. Step 5: Solve for x
    x = 1,138,257,930,908,906,880/1,584,356,615.40
  6. Step 6: Final answer
    x = 718,435,432.94

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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.