Home / 66,432,167.20-99,648,250.80-49,426,055.20

Finding the Fourth Proportional to 66,432,167.20, 99,648,250.80 and 49,426,055.20

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Solution

The fourth proportional to 66,432,167.20, 99,648,250.80 and 49,426,055.20 is: 74,139,082.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,167.20 : 99,648,250.80 = 49,426,055.20 : x
  2. Step 2: Convert to fraction form
    66,432,167.20/99,648,250.80 = 49,426,055.20/x
  3. Step 3: Cross multiply
    66,432,167.20x = 99,648,250.80 × 49,426,055.20
  4. Step 4: Simplify right side
    66,432,167.20x = 4,925,219,944,624,244
  5. Step 5: Solve for x
    x = 4,925,219,944,624,244/66,432,167.20
  6. Step 6: Final answer
    x = 74,139,082.80

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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.