Home / 60,480,266.80-90,720,400.20-20,090,750.80

Finding the Fourth Proportional to 60,480,266.80, 90,720,400.20 and 20,090,750.80

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Solution

The fourth proportional to 60,480,266.80, 90,720,400.20 and 20,090,750.80 is: 30,136,126.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,480,266.80 : 90,720,400.20 = 20,090,750.80 : x
  2. Step 2: Convert to fraction form
    60,480,266.80/90,720,400.20 = 20,090,750.80/x
  3. Step 3: Cross multiply
    60,480,266.80x = 90,720,400.20 × 20,090,750.80
  4. Step 4: Simplify right side
    60,480,266.80x = 1,822,640,952,894,470.25
  5. Step 5: Solve for x
    x = 1,822,640,952,894,470.25/60,480,266.80
  6. Step 6: Final answer
    x = 30,136,126.20

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1.5x scale

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.