Home / 1,919,372,002.08-2,648,736,966.52-1,072,599,330.48

Finding the Fourth Proportional to 1,919,372,002.08, 2,648,736,966.52 and 1,072,599,330.48

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Solution

The fourth proportional to 1,919,372,002.08, 2,648,736,966.52 and 1,072,599,330.48 is: 1,480,189,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,372,002.08 : 2,648,736,966.52 = 1,072,599,330.48 : x
  2. Step 2: Convert to fraction form
    1,919,372,002.08/2,648,736,966.52 = 1,072,599,330.48/x
  3. Step 3: Cross multiply
    1,919,372,002.08x = 2,648,736,966.52 × 1,072,599,330.48
  4. Step 4: Simplify right side
    1,919,372,002.08x = 2,841,033,496,906,978,304
  5. Step 5: Solve for x
    x = 2,841,033,496,906,978,304/1,919,372,002.08
  6. Step 6: Final answer
    x = 1,480,189,089.88

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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.