Home / 2,856,745,870.91-3,942,358,040.52-1,569,312,026.21

Finding the Fourth Proportional to 2,856,745,870.91, 3,942,358,040.52 and 1,569,312,026.21

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Solution

The fourth proportional to 2,856,745,870.91, 3,942,358,040.52 and 1,569,312,026.21 is: 2,165,677,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,745,870.91 : 3,942,358,040.52 = 1,569,312,026.21 : x
  2. Step 2: Convert to fraction form
    2,856,745,870.91/3,942,358,040.52 = 1,569,312,026.21/x
  3. Step 3: Cross multiply
    2,856,745,870.91x = 3,942,358,040.52 × 1,569,312,026.21
  4. Step 4: Simplify right side
    2,856,745,870.91x = 6,186,789,884,623,583,232
  5. Step 5: Solve for x
    x = 6,186,789,884,623,583,232/2,856,745,870.91
  6. Step 6: Final answer
    x = 2,165,677,370.05

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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.