Home / 144,662,041.27-216,975,870.87-47,593,676.80

Finding the Fourth Proportional to 144,662,041.27, 216,975,870.87 and 47,593,676.80

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Solution

The fourth proportional to 144,662,041.27, 216,975,870.87 and 47,593,676.80 is: 71,384,859.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,662,041.27 : 216,975,870.87 = 47,593,676.80 : x
  2. Step 2: Convert to fraction form
    144,662,041.27/216,975,870.87 = 47,593,676.80/x
  3. Step 3: Cross multiply
    144,662,041.27x = 216,975,870.87 × 47,593,676.80
  4. Step 4: Simplify right side
    144,662,041.27x = 10,326,679,471,585,314
  5. Step 5: Solve for x
    x = 10,326,679,471,585,314/144,662,041.27
  6. Step 6: Final answer
    x = 71,384,859.37

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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.