Home / 359,280,434.32-495,813,456.52-210,708,713.41

Finding the Fourth Proportional to 359,280,434.32, 495,813,456.52 and 210,708,713.41

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Solution

The fourth proportional to 359,280,434.32, 495,813,456.52 and 210,708,713.41 is: 290,781,811.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,280,434.32 : 495,813,456.52 = 210,708,713.41 : x
  2. Step 2: Convert to fraction form
    359,280,434.32/495,813,456.52 = 210,708,713.41/x
  3. Step 3: Cross multiply
    359,280,434.32x = 495,813,456.52 × 210,708,713.41
  4. Step 4: Simplify right side
    359,280,434.32x = 104,472,215,512,927,872
  5. Step 5: Solve for x
    x = 104,472,215,512,927,872/359,280,434.32
  6. Step 6: Final answer
    x = 290,781,811.46

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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.