Home / 225,242,585.28-310,837,254.05-124,772,561.38

Finding the Fourth Proportional to 225,242,585.28, 310,837,254.05 and 124,772,561.38

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Solution

The fourth proportional to 225,242,585.28, 310,837,254.05 and 124,772,561.38 is: 172,187,512.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,242,585.28 : 310,837,254.05 = 124,772,561.38 : x
  2. Step 2: Convert to fraction form
    225,242,585.28/310,837,254.05 = 124,772,561.38/x
  3. Step 3: Cross multiply
    225,242,585.28x = 310,837,254.05 × 124,772,561.38
  4. Step 4: Simplify right side
    225,242,585.28x = 38,783,960,360,844,752
  5. Step 5: Solve for x
    x = 38,783,960,360,844,752/225,242,585.28
  6. Step 6: Final answer
    x = 172,187,512.02

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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.