Home / 218,615,730,648.50-327,968,320,831.58-75,176,130,233.60

Finding the Fourth Proportional to 218,615,730,648.50, 327,968,320,831.58 and 75,176,130,233.60

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Solution

The fourth proportional to 218,615,730,648.50, 327,968,320,831.58 and 75,176,130,233.60 is: 112,779,575,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,615,730,648.50 : 327,968,320,831.58 = 75,176,130,233.60 : x
  2. Step 2: Convert to fraction form
    218,615,730,648.50/327,968,320,831.58 = 75,176,130,233.60/x
  3. Step 3: Cross multiply
    218,615,730,648.50x = 327,968,320,831.58 × 75,176,130,233.60
  4. Step 4: Simplify right side
    218,615,730,648.50x = 24,655,389,199,329,969,307,648
  5. Step 5: Solve for x
    x = 24,655,389,199,329,969,307,648/218,615,730,648.50
  6. Step 6: Final answer
    x = 112,779,575,038.78

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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.