Home / 292,193,831.95-403,227,881.12-158,231,981.85

Finding the Fourth Proportional to 292,193,831.95, 403,227,881.12 and 158,231,981.85

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Solution

The fourth proportional to 292,193,831.95, 403,227,881.12 and 158,231,981.85 is: 218,360,347.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,193,831.95 : 403,227,881.12 = 158,231,981.85 : x
  2. Step 2: Convert to fraction form
    292,193,831.95/403,227,881.12 = 158,231,981.85/x
  3. Step 3: Cross multiply
    292,193,831.95x = 403,227,881.12 × 158,231,981.85
  4. Step 4: Simplify right side
    292,193,831.95x = 63,803,546,766,793,800
  5. Step 5: Solve for x
    x = 63,803,546,766,793,800/292,193,831.95
  6. Step 6: Final answer
    x = 218,360,347.79

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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.