Home / 145,673,677.80-218,482,523.10-43,441,050.60

Finding the Fourth Proportional to 145,673,677.80, 218,482,523.10 and 43,441,050.60

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Solution

The fourth proportional to 145,673,677.80, 218,482,523.10 and 43,441,050.60 is: 65,153,227.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,673,677.80 : 218,482,523.10 = 43,441,050.60 : x
  2. Step 2: Convert to fraction form
    145,673,677.80/218,482,523.10 = 43,441,050.60/x
  3. Step 3: Cross multiply
    145,673,677.80x = 218,482,523.10 × 43,441,050.60
  4. Step 4: Simplify right side
    145,673,677.80x = 9,491,110,341,202,768
  5. Step 5: Solve for x
    x = 9,491,110,341,202,768/145,673,677.80
  6. Step 6: Final answer
    x = 65,153,227.99

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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.