Home / 79,225,038.28-109,350,001.38-48,302,257.96

Finding the Fourth Proportional to 79,225,038.28, 109,350,001.38 and 48,302,257.96

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Solution

The fourth proportional to 79,225,038.28, 109,350,001.38 and 48,302,257.96 is: 66,668,973.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,225,038.28 : 109,350,001.38 = 48,302,257.96 : x
  2. Step 2: Convert to fraction form
    79,225,038.28/109,350,001.38 = 48,302,257.96/x
  3. Step 3: Cross multiply
    79,225,038.28x = 109,350,001.38 × 48,302,257.96
  4. Step 4: Simplify right side
    79,225,038.28x = 5,281,851,974,583,116
  5. Step 5: Solve for x
    x = 5,281,851,974,583,116/79,225,038.28
  6. Step 6: Final answer
    x = 66,668,973.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.