Home / 669,299,117.98-922,659,333.64-467,730,179.72

Finding the Fourth Proportional to 669,299,117.98, 922,659,333.64 and 467,730,179.72

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Solution

The fourth proportional to 669,299,117.98, 922,659,333.64 and 467,730,179.72 is: 644,787,366.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,299,117.98 : 922,659,333.64 = 467,730,179.72 : x
  2. Step 2: Convert to fraction form
    669,299,117.98/922,659,333.64 = 467,730,179.72/x
  3. Step 3: Cross multiply
    669,299,117.98x = 922,659,333.64 × 467,730,179.72
  4. Step 4: Simplify right side
    669,299,117.98x = 431,555,615,943,772,672
  5. Step 5: Solve for x
    x = 431,555,615,943,772,672/669,299,117.98
  6. Step 6: Final answer
    x = 644,787,366.89

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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.