Home / 293,264,879.40-439,897,319.10-88,803,124.20

Finding the Fourth Proportional to 293,264,879.40, 439,897,319.10 and 88,803,124.20

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Solution

The fourth proportional to 293,264,879.40, 439,897,319.10 and 88,803,124.20 is: 133,204,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,264,879.40 : 439,897,319.10 = 88,803,124.20 : x
  2. Step 2: Convert to fraction form
    293,264,879.40/439,897,319.10 = 88,803,124.20/x
  3. Step 3: Cross multiply
    293,264,879.40x = 439,897,319.10 × 88,803,124.20
  4. Step 4: Simplify right side
    293,264,879.40x = 39,064,256,263,284,336
  5. Step 5: Solve for x
    x = 39,064,256,263,284,336/293,264,879.40
  6. Step 6: Final answer
    x = 133,204,686.30

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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.