Home / 132,596,764.40-198,559,223.40-105,722,908.40

Finding the Fourth Proportional to 132,596,764.40, 198,559,223.40 and 105,722,908.40

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Solution

The fourth proportional to 132,596,764.40, 198,559,223.40 and 105,722,908.40 is: 158,316,522.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,596,764.40 : 198,559,223.40 = 105,722,908.40 : x
  2. Step 2: Convert to fraction form
    132,596,764.40/198,559,223.40 = 105,722,908.40/x
  3. Step 3: Cross multiply
    132,596,764.40x = 198,559,223.40 × 105,722,908.40
  4. Step 4: Simplify right side
    132,596,764.40x = 20,992,258,587,493,340
  5. Step 5: Solve for x
    x = 20,992,258,587,493,340/132,596,764.40
  6. Step 6: Final answer
    x = 158,316,522.15

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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.