Home / 544,972,742.66-817,820,155.23-299,500,800.74

Finding the Fourth Proportional to 544,972,742.66, 817,820,155.23 and 299,500,800.74

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Solution

The fourth proportional to 544,972,742.66, 817,820,155.23 and 299,500,800.74 is: 449,449,618.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,972,742.66 : 817,820,155.23 = 299,500,800.74 : x
  2. Step 2: Convert to fraction form
    544,972,742.66/817,820,155.23 = 299,500,800.74/x
  3. Step 3: Cross multiply
    544,972,742.66x = 817,820,155.23 × 299,500,800.74
  4. Step 4: Simplify right side
    544,972,742.66x = 244,937,791,352,696,128
  5. Step 5: Solve for x
    x = 244,937,791,352,696,128/544,972,742.66
  6. Step 6: Final answer
    x = 449,449,618.63

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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.