Home / 152,445,502.20-210,375,572.40-82,831,061.40

Finding the Fourth Proportional to 152,445,502.20, 210,375,572.40 and 82,831,061.40

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Solution

The fourth proportional to 152,445,502.20, 210,375,572.40 and 82,831,061.40 is: 114,307,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,445,502.20 : 210,375,572.40 = 82,831,061.40 : x
  2. Step 2: Convert to fraction form
    152,445,502.20/210,375,572.40 = 82,831,061.40/x
  3. Step 3: Cross multiply
    152,445,502.20x = 210,375,572.40 × 82,831,061.40
  4. Step 4: Simplify right side
    152,445,502.20x = 17,425,631,954,524,548
  5. Step 5: Solve for x
    x = 17,425,631,954,524,548/152,445,502.20
  6. Step 6: Final answer
    x = 114,307,288.20

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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.