Home / 126,501,654.03-189,756,681.51-43,502,592.24

Finding the Fourth Proportional to 126,501,654.03, 189,756,681.51 and 43,502,592.24

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Solution

The fourth proportional to 126,501,654.03, 189,756,681.51 and 43,502,592.24 is: 65,255,332.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,501,654.03 : 189,756,681.51 = 43,502,592.24 : x
  2. Step 2: Convert to fraction form
    126,501,654.03/189,756,681.51 = 43,502,592.24/x
  3. Step 3: Cross multiply
    126,501,654.03x = 189,756,681.51 × 43,502,592.24
  4. Step 4: Simplify right side
    126,501,654.03x = 8,254,907,540,545,077
  5. Step 5: Solve for x
    x = 8,254,907,540,545,077/126,501,654.03
  6. Step 6: Final answer
    x = 65,255,332.86

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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.