Home / 225,943,777.29-311,807,017.17-126,831,671.04

Finding the Fourth Proportional to 225,943,777.29, 311,807,017.17 and 126,831,671.04

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Solution

The fourth proportional to 225,943,777.29, 311,807,017.17 and 126,831,671.04 is: 175,030,290.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,943,777.29 : 311,807,017.17 = 126,831,671.04 : x
  2. Step 2: Convert to fraction form
    225,943,777.29/311,807,017.17 = 126,831,671.04/x
  3. Step 3: Cross multiply
    225,943,777.29x = 311,807,017.17 × 126,831,671.04
  4. Step 4: Simplify right side
    225,943,777.29x = 39,547,005,029,669,072
  5. Step 5: Solve for x
    x = 39,547,005,029,669,072/225,943,777.29
  6. Step 6: Final answer
    x = 175,030,290.74

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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.