Home / 131,631,743.40-197,447,615.10-93,367,991.40

Finding the Fourth Proportional to 131,631,743.40, 197,447,615.10 and 93,367,991.40

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Solution

The fourth proportional to 131,631,743.40, 197,447,615.10 and 93,367,991.40 is: 140,051,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,631,743.40 : 197,447,615.10 = 93,367,991.40 : x
  2. Step 2: Convert to fraction form
    131,631,743.40/197,447,615.10 = 93,367,991.40/x
  3. Step 3: Cross multiply
    131,631,743.40x = 197,447,615.10 × 93,367,991.40
  4. Step 4: Simplify right side
    131,631,743.40x = 18,435,287,228,607,312
  5. Step 5: Solve for x
    x = 18,435,287,228,607,312/131,631,743.40
  6. Step 6: Final answer
    x = 140,051,987.10

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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.