Home / 888,182,897.28-1,225,820,667.65-511,767,419.01

Finding the Fourth Proportional to 888,182,897.28, 1,225,820,667.65 and 511,767,419.01

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Solution

The fourth proportional to 888,182,897.28, 1,225,820,667.65 and 511,767,419.01 is: 706,312,946.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,182,897.28 : 1,225,820,667.65 = 511,767,419.01 : x
  2. Step 2: Convert to fraction form
    888,182,897.28/1,225,820,667.65 = 511,767,419.01/x
  3. Step 3: Cross multiply
    888,182,897.28x = 1,225,820,667.65 × 511,767,419.01
  4. Step 4: Simplify right side
    888,182,897.28x = 627,335,079,252,355,584
  5. Step 5: Solve for x
    x = 627,335,079,252,355,584/888,182,897.28
  6. Step 6: Final answer
    x = 706,312,946.55

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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.