Home / 2,547,856,836.88-3,820,008,484.68-1,128,982,263.64

Finding the Fourth Proportional to 2,547,856,836.88, 3,820,008,484.68 and 1,128,982,263.64

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Solution

The fourth proportional to 2,547,856,836.88, 3,820,008,484.68 and 1,128,982,263.64 is: 1,692,686,089.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547,856,836.88 : 3,820,008,484.68 = 1,128,982,263.64 : x
  2. Step 2: Convert to fraction form
    2,547,856,836.88/3,820,008,484.68 = 1,128,982,263.64/x
  3. Step 3: Cross multiply
    2,547,856,836.88x = 3,820,008,484.68 × 1,128,982,263.64
  4. Step 4: Simplify right side
    2,547,856,836.88x = 4,312,721,826,144,192,512
  5. Step 5: Solve for x
    x = 4,312,721,826,144,192,512/2,547,856,836.88
  6. Step 6: Final answer
    x = 1,692,686,089.63

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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.