Home / 225,525,990.80-338,255,808.60-63,984,256.40

Finding the Fourth Proportional to 225,525,990.80, 338,255,808.60 and 63,984,256.40

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Solution

The fourth proportional to 225,525,990.80, 338,255,808.60 and 63,984,256.40 is: 95,966,971.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,525,990.80 : 338,255,808.60 = 63,984,256.40 : x
  2. Step 2: Convert to fraction form
    225,525,990.80/338,255,808.60 = 63,984,256.40/x
  3. Step 3: Cross multiply
    225,525,990.80x = 338,255,808.60 × 63,984,256.40
  4. Step 4: Simplify right side
    225,525,990.80x = 21,643,046,386,251,728
  5. Step 5: Solve for x
    x = 21,643,046,386,251,728/225,525,990.80
  6. Step 6: Final answer
    x = 95,966,971.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.