Home / 180,875,319.40-271,312,979.10-112,000,565.80

Finding the Fourth Proportional to 180,875,319.40, 271,312,979.10 and 112,000,565.80

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Solution

The fourth proportional to 180,875,319.40, 271,312,979.10 and 112,000,565.80 is: 168,000,848.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,875,319.40 : 271,312,979.10 = 112,000,565.80 : x
  2. Step 2: Convert to fraction form
    180,875,319.40/271,312,979.10 = 112,000,565.80/x
  3. Step 3: Cross multiply
    180,875,319.40x = 271,312,979.10 × 112,000,565.80
  4. Step 4: Simplify right side
    180,875,319.40x = 30,387,207,168,083,576
  5. Step 5: Solve for x
    x = 30,387,207,168,083,576/180,875,319.40
  6. Step 6: Final answer
    x = 168,000,848.70

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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.