Home / 129,653,410.07-194,480,447.26-52,976,438.29

Finding the Fourth Proportional to 129,653,410.07, 194,480,447.26 and 52,976,438.29

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Solution

The fourth proportional to 129,653,410.07, 194,480,447.26 and 52,976,438.29 is: 79,464,793.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,653,410.07 : 194,480,447.26 = 52,976,438.29 : x
  2. Step 2: Convert to fraction form
    129,653,410.07/194,480,447.26 = 52,976,438.29/x
  3. Step 3: Cross multiply
    129,653,410.07x = 194,480,447.26 × 52,976,438.29
  4. Step 4: Simplify right side
    129,653,410.07x = 10,302,881,412,880,988
  5. Step 5: Solve for x
    x = 10,302,881,412,880,988/129,653,410.07
  6. Step 6: Final answer
    x = 79,464,793.15

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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.