Home / 171,862,581.60-257,793,872.40-165,144,117.60

Finding the Fourth Proportional to 171,862,581.60, 257,793,872.40 and 165,144,117.60

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Solution

The fourth proportional to 171,862,581.60, 257,793,872.40 and 165,144,117.60 is: 247,716,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,862,581.60 : 257,793,872.40 = 165,144,117.60 : x
  2. Step 2: Convert to fraction form
    171,862,581.60/257,793,872.40 = 165,144,117.60/x
  3. Step 3: Cross multiply
    171,862,581.60x = 257,793,872.40 × 165,144,117.60
  4. Step 4: Simplify right side
    171,862,581.60x = 42,573,141,580,184,992
  5. Step 5: Solve for x
    x = 42,573,141,580,184,992/171,862,581.60
  6. Step 6: Final answer
    x = 247,716,176.40

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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.