Home / 347,680,514,620.80-521,520,771,931.20-124,342,646,947.20

Finding the Fourth Proportional to 347,680,514,620.80, 521,520,771,931.20 and 124,342,646,947.20

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Solution

The fourth proportional to 347,680,514,620.80, 521,520,771,931.20 and 124,342,646,947.20 is: 186,513,970,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,514,620.80 : 521,520,771,931.20 = 124,342,646,947.20 : x
  2. Step 2: Convert to fraction form
    347,680,514,620.80/521,520,771,931.20 = 124,342,646,947.20/x
  3. Step 3: Cross multiply
    347,680,514,620.80x = 521,520,771,931.20 × 124,342,646,947.20
  4. Step 4: Simplify right side
    347,680,514,620.80x = 64,847,273,219,872,411,090,944
  5. Step 5: Solve for x
    x = 64,847,273,219,872,411,090,944/347,680,514,620.80
  6. Step 6: Final answer
    x = 186,513,970,420.80

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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.