Home / 94,646,043.20-141,969,064.80-90,181,938.80

Finding the Fourth Proportional to 94,646,043.20, 141,969,064.80 and 90,181,938.80

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Solution

The fourth proportional to 94,646,043.20, 141,969,064.80 and 90,181,938.80 is: 135,272,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,646,043.20 : 141,969,064.80 = 90,181,938.80 : x
  2. Step 2: Convert to fraction form
    94,646,043.20/141,969,064.80 = 90,181,938.80/x
  3. Step 3: Cross multiply
    94,646,043.20x = 141,969,064.80 × 90,181,938.80
  4. Step 4: Simplify right side
    94,646,043.20x = 12,803,045,513,286,834
  5. Step 5: Solve for x
    x = 12,803,045,513,286,834/94,646,043.20
  6. Step 6: Final answer
    x = 135,272,908.20

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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.