Home / 576,915,541.20-865,373,311.80-167,985,032.40

Finding the Fourth Proportional to 576,915,541.20, 865,373,311.80 and 167,985,032.40

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Solution

The fourth proportional to 576,915,541.20, 865,373,311.80 and 167,985,032.40 is: 251,977,548.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,915,541.20 : 865,373,311.80 = 167,985,032.40 : x
  2. Step 2: Convert to fraction form
    576,915,541.20/865,373,311.80 = 167,985,032.40/x
  3. Step 3: Cross multiply
    576,915,541.20x = 865,373,311.80 × 167,985,032.40
  4. Step 4: Simplify right side
    576,915,541.20x = 145,369,763,820,818,304
  5. Step 5: Solve for x
    x = 145,369,763,820,818,304/576,915,541.20
  6. Step 6: Final answer
    x = 251,977,548.60

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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.