Home / 106,989,111.28-147,660,569.76-59,949,365.68

Finding the Fourth Proportional to 106,989,111.28, 147,660,569.76 and 59,949,365.68

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Solution

The fourth proportional to 106,989,111.28, 147,660,569.76 and 59,949,365.68 is: 82,738,863.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,989,111.28 : 147,660,569.76 = 59,949,365.68 : x
  2. Step 2: Convert to fraction form
    106,989,111.28/147,660,569.76 = 59,949,365.68/x
  3. Step 3: Cross multiply
    106,989,111.28x = 147,660,569.76 × 59,949,365.68
  4. Step 4: Simplify right side
    106,989,111.28x = 8,852,157,493,059,389
  5. Step 5: Solve for x
    x = 8,852,157,493,059,389/106,989,111.28
  6. Step 6: Final answer
    x = 82,738,863.68

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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.