Home / 66,561,332.40-99,646,043.40-49,597,210.80

Finding the Fourth Proportional to 66,561,332.40, 99,646,043.40 and 49,597,210.80

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Solution

The fourth proportional to 66,561,332.40, 99,646,043.40 and 49,597,210.80 is: 74,249,803.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,561,332.40 : 99,646,043.40 = 49,597,210.80 : x
  2. Step 2: Convert to fraction form
    66,561,332.40/99,646,043.40 = 49,597,210.80/x
  3. Step 3: Cross multiply
    66,561,332.40x = 99,646,043.40 × 49,597,210.80
  4. Step 4: Simplify right side
    66,561,332.40x = 4,942,165,819,895,749
  5. Step 5: Solve for x
    x = 4,942,165,819,895,749/66,561,332.40
  6. Step 6: Final answer
    x = 74,249,803.03

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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.