Home / 159,557,719.40-239,344,452.30-83,030,215.40

Finding the Fourth Proportional to 159,557,719.40, 239,344,452.30 and 83,030,215.40

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Solution

The fourth proportional to 159,557,719.40, 239,344,452.30 and 83,030,215.40 is: 124,549,420.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,557,719.40 : 239,344,452.30 = 83,030,215.40 : x
  2. Step 2: Convert to fraction form
    159,557,719.40/239,344,452.30 = 83,030,215.40/x
  3. Step 3: Cross multiply
    159,557,719.40x = 239,344,452.30 × 83,030,215.40
  4. Step 4: Simplify right side
    159,557,719.40x = 19,872,821,429,264,028
  5. Step 5: Solve for x
    x = 19,872,821,429,264,028/159,557,719.40
  6. Step 6: Final answer
    x = 124,549,420.13

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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.