Home / 225,975,547.60-311,845,002.12-126,856,268.80

Finding the Fourth Proportional to 225,975,547.60, 311,845,002.12 and 126,856,268.80

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Solution

The fourth proportional to 225,975,547.60, 311,845,002.12 and 126,856,268.80 is: 175,060,947.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,975,547.60 : 311,845,002.12 = 126,856,268.80 : x
  2. Step 2: Convert to fraction form
    225,975,547.60/311,845,002.12 = 126,856,268.80/x
  3. Step 3: Cross multiply
    225,975,547.60x = 311,845,002.12 × 126,856,268.80
  4. Step 4: Simplify right side
    225,975,547.60x = 39,559,493,412,871,288
  5. Step 5: Solve for x
    x = 39,559,493,412,871,288/225,975,547.60
  6. Step 6: Final answer
    x = 175,060,947.23

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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.