Home / 221,472,565.80-332,208,848.70-98,650,645.80

Finding the Fourth Proportional to 221,472,565.80, 332,208,848.70 and 98,650,645.80

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Solution

The fourth proportional to 221,472,565.80, 332,208,848.70 and 98,650,645.80 is: 147,975,968.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,472,565.80 : 332,208,848.70 = 98,650,645.80 : x
  2. Step 2: Convert to fraction form
    221,472,565.80/332,208,848.70 = 98,650,645.80/x
  3. Step 3: Cross multiply
    221,472,565.80x = 332,208,848.70 × 98,650,645.80
  4. Step 4: Simplify right side
    221,472,565.80x = 32,772,617,464,729,488
  5. Step 5: Solve for x
    x = 32,772,617,464,729,488/221,472,565.80
  6. Step 6: Final answer
    x = 147,975,968.70

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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.