Home / 218,615,730,646.80-327,968,320,829.05-75,176,130,231.89

Finding the Fourth Proportional to 218,615,730,646.80, 327,968,320,829.05 and 75,176,130,231.89

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Solution

The fourth proportional to 218,615,730,646.80, 327,968,320,829.05 and 75,176,130,231.89 is: 112,779,575,036.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,615,730,646.80 : 327,968,320,829.05 = 75,176,130,231.89 : x
  2. Step 2: Convert to fraction form
    218,615,730,646.80/327,968,320,829.05 = 75,176,130,231.89/x
  3. Step 3: Cross multiply
    218,615,730,646.80x = 327,968,320,829.05 × 75,176,130,231.89
  4. Step 4: Simplify right side
    218,615,730,646.80x = 24,655,389,198,577,301,454,848
  5. Step 5: Solve for x
    x = 24,655,389,198,577,301,454,848/218,615,730,646.80
  6. Step 6: Final answer
    x = 112,779,575,036.21

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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.