Home / 80,085,220.79-110,518,474.90-47,046,862.43

Finding the Fourth Proportional to 80,085,220.79, 110,518,474.90 and 47,046,862.43

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Solution

The fourth proportional to 80,085,220.79, 110,518,474.90 and 47,046,862.43 is: 64,925,181.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,085,220.79 : 110,518,474.90 = 47,046,862.43 : x
  2. Step 2: Convert to fraction form
    80,085,220.79/110,518,474.90 = 47,046,862.43/x
  3. Step 3: Cross multiply
    80,085,220.79x = 110,518,474.90 × 47,046,862.43
  4. Step 4: Simplify right side
    80,085,220.79x = 5,199,547,484,041,116
  5. Step 5: Solve for x
    x = 5,199,547,484,041,116/80,085,220.79
  6. Step 6: Final answer
    x = 64,925,181.36

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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.