Home / 191,592,422.40-287,388,633.60-110,970,854.40

Finding the Fourth Proportional to 191,592,422.40, 287,388,633.60 and 110,970,854.40

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Solution

The fourth proportional to 191,592,422.40, 287,388,633.60 and 110,970,854.40 is: 166,456,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,592,422.40 : 287,388,633.60 = 110,970,854.40 : x
  2. Step 2: Convert to fraction form
    191,592,422.40/287,388,633.60 = 110,970,854.40/x
  3. Step 3: Cross multiply
    191,592,422.40x = 287,388,633.60 × 110,970,854.40
  4. Step 4: Simplify right side
    191,592,422.40x = 31,891,762,215,440,552
  5. Step 5: Solve for x
    x = 31,891,762,215,440,552/191,592,422.40
  6. Step 6: Final answer
    x = 166,456,281.60

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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.