Home / 94,480,070.40-141,720,105.60-71,637,292.80

Finding the Fourth Proportional to 94,480,070.40, 141,720,105.60 and 71,637,292.80

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Solution

The fourth proportional to 94,480,070.40, 141,720,105.60 and 71,637,292.80 is: 107,455,939.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,480,070.40 : 141,720,105.60 = 71,637,292.80 : x
  2. Step 2: Convert to fraction form
    94,480,070.40/141,720,105.60 = 71,637,292.80/x
  3. Step 3: Cross multiply
    94,480,070.40x = 141,720,105.60 × 71,637,292.80
  4. Step 4: Simplify right side
    94,480,070.40x = 10,152,444,700,514,118
  5. Step 5: Solve for x
    x = 10,152,444,700,514,118/94,480,070.40
  6. Step 6: Final answer
    x = 107,455,939.20

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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.