Home / 363,861,407.60-545,792,111.40-299,291,326.10

Finding the Fourth Proportional to 363,861,407.60, 545,792,111.40 and 299,291,326.10

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Solution

The fourth proportional to 363,861,407.60, 545,792,111.40 and 299,291,326.10 is: 448,936,989.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,861,407.60 : 545,792,111.40 = 299,291,326.10 : x
  2. Step 2: Convert to fraction form
    363,861,407.60/545,792,111.40 = 299,291,326.10/x
  3. Step 3: Cross multiply
    363,861,407.60x = 545,792,111.40 × 299,291,326.10
  4. Step 4: Simplify right side
    363,861,407.60x = 163,350,844,795,824,928
  5. Step 5: Solve for x
    x = 163,350,844,795,824,928/363,861,407.60
  6. Step 6: Final answer
    x = 448,936,989.15

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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.