Home / 3,421,053,215.13-4,721,053,477.20-1,856,490,911.13

Finding the Fourth Proportional to 3,421,053,215.13, 4,721,053,477.20 and 1,856,490,911.13

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Solution

The fourth proportional to 3,421,053,215.13, 4,721,053,477.20 and 1,856,490,911.13 is: 2,561,957,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,053,215.13 : 4,721,053,477.20 = 1,856,490,911.13 : x
  2. Step 2: Convert to fraction form
    3,421,053,215.13/4,721,053,477.20 = 1,856,490,911.13/x
  3. Step 3: Cross multiply
    3,421,053,215.13x = 4,721,053,477.20 × 1,856,490,911.13
  4. Step 4: Simplify right side
    3,421,053,215.13x = 8,764,592,871,380,483,072
  5. Step 5: Solve for x
    x = 8,764,592,871,380,483,072/3,421,053,215.13
  6. Step 6: Final answer
    x = 2,561,957,479.24

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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.