Home / 328,386,079,233.59-492,399,551,385.79-260,751,604,715.46

Finding the Fourth Proportional to 328,386,079,233.59, 492,399,551,385.79 and 260,751,604,715.46

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Solution

The fourth proportional to 328,386,079,233.59, 492,399,551,385.79 and 260,751,604,715.46 is: 390,984,823,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,386,079,233.59 : 492,399,551,385.79 = 260,751,604,715.46 : x
  2. Step 2: Convert to fraction form
    328,386,079,233.59/492,399,551,385.79 = 260,751,604,715.46/x
  3. Step 3: Cross multiply
    328,386,079,233.59x = 492,399,551,385.79 × 260,751,604,715.46
  4. Step 4: Simplify right side
    328,386,079,233.59x = 128,393,973,185,017,343,377,408
  5. Step 5: Solve for x
    x = 128,393,973,185,017,343,377,408/328,386,079,233.59
  6. Step 6: Final answer
    x = 390,984,823,366.06

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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.