Home / 2,789,547,682.83-3,849,575,456.88-1,536,484,538.90

Finding the Fourth Proportional to 2,789,547,682.83, 3,849,575,456.88 and 1,536,484,538.90

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Solution

The fourth proportional to 2,789,547,682.83, 3,849,575,456.88 and 1,536,484,538.90 is: 2,120,348,473.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,547,682.83 : 3,849,575,456.88 = 1,536,484,538.90 : x
  2. Step 2: Convert to fraction form
    2,789,547,682.83/3,849,575,456.88 = 1,536,484,538.90/x
  3. Step 3: Cross multiply
    2,789,547,682.83x = 3,849,575,456.88 × 1,536,484,538.90
  4. Step 4: Simplify right side
    2,789,547,682.83x = 5,914,813,170,805,775,360
  5. Step 5: Solve for x
    x = 5,914,813,170,805,775,360/2,789,547,682.83
  6. Step 6: Final answer
    x = 2,120,348,473.41

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1.5x scale

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.