Home / 133,126,255.76-183,710,708.47-74,389,403.53

Finding the Fourth Proportional to 133,126,255.76, 183,710,708.47 and 74,389,403.53

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Solution

The fourth proportional to 133,126,255.76, 183,710,708.47 and 74,389,403.53 is: 102,655,407.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,126,255.76 : 183,710,708.47 = 74,389,403.53 : x
  2. Step 2: Convert to fraction form
    133,126,255.76/183,710,708.47 = 74,389,403.53/x
  3. Step 3: Cross multiply
    133,126,255.76x = 183,710,708.47 × 74,389,403.53
  4. Step 4: Simplify right side
    133,126,255.76x = 13,666,130,025,479,644
  5. Step 5: Solve for x
    x = 13,666,130,025,479,644/133,126,255.76
  6. Step 6: Final answer
    x = 102,655,407.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.