Home / 137,585,510.72-206,314,492.28-51,300,749.92

Finding the Fourth Proportional to 137,585,510.72, 206,314,492.28 and 51,300,749.92

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Solution

The fourth proportional to 137,585,510.72, 206,314,492.28 and 51,300,749.92 is: 76,927,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,585,510.72 : 206,314,492.28 = 51,300,749.92 : x
  2. Step 2: Convert to fraction form
    137,585,510.72/206,314,492.28 = 51,300,749.92/x
  3. Step 3: Cross multiply
    137,585,510.72x = 206,314,492.28 × 51,300,749.92
  4. Step 4: Simplify right side
    137,585,510.72x = 10,584,088,173,328,052
  5. Step 5: Solve for x
    x = 10,584,088,173,328,052/137,585,510.72
  6. Step 6: Final answer
    x = 76,927,345.90

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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.