Home / 399,264,078.40-598,896,117.60-96,684,366.40

Finding the Fourth Proportional to 399,264,078.40, 598,896,117.60 and 96,684,366.40

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Solution

The fourth proportional to 399,264,078.40, 598,896,117.60 and 96,684,366.40 is: 145,026,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,264,078.40 : 598,896,117.60 = 96,684,366.40 : x
  2. Step 2: Convert to fraction form
    399,264,078.40/598,896,117.60 = 96,684,366.40/x
  3. Step 3: Cross multiply
    399,264,078.40x = 598,896,117.60 × 96,684,366.40
  4. Step 4: Simplify right side
    399,264,078.40x = 57,903,891,669,575,896
  5. Step 5: Solve for x
    x = 57,903,891,669,575,896/399,264,078.40
  6. Step 6: Final answer
    x = 145,026,549.60

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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.