Home / 102,478,791.02-153,594,684.43-47,070,165.91

Finding the Fourth Proportional to 102,478,791.02, 153,594,684.43 and 47,070,165.91

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Solution

The fourth proportional to 102,478,791.02, 153,594,684.43 and 47,070,165.91 is: 70,548,522.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,478,791.02 : 153,594,684.43 = 47,070,165.91 : x
  2. Step 2: Convert to fraction form
    102,478,791.02/153,594,684.43 = 47,070,165.91/x
  3. Step 3: Cross multiply
    102,478,791.02x = 153,594,684.43 × 47,070,165.91
  4. Step 4: Simplify right side
    102,478,791.02x = 7,229,727,278,246,221
  5. Step 5: Solve for x
    x = 7,229,727,278,246,221/102,478,791.02
  6. Step 6: Final answer
    x = 70,548,522.35

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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.