Home / 126,864,002.40-190,296,003.60-75,845,666.40

Finding the Fourth Proportional to 126,864,002.40, 190,296,003.60 and 75,845,666.40

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Solution

The fourth proportional to 126,864,002.40, 190,296,003.60 and 75,845,666.40 is: 113,768,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,864,002.40 : 190,296,003.60 = 75,845,666.40 : x
  2. Step 2: Convert to fraction form
    126,864,002.40/190,296,003.60 = 75,845,666.40/x
  3. Step 3: Cross multiply
    126,864,002.40x = 190,296,003.60 × 75,845,666.40
  4. Step 4: Simplify right side
    126,864,002.40x = 14,433,127,206,298,800
  5. Step 5: Solve for x
    x = 14,433,127,206,298,800/126,864,002.40
  6. Step 6: Final answer
    x = 113,768,499.60

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1.5x scale

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.