Home / 88,976,007.80-133,464,011.70-69,865,710.20

Finding the Fourth Proportional to 88,976,007.80, 133,464,011.70 and 69,865,710.20

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Solution

The fourth proportional to 88,976,007.80, 133,464,011.70 and 69,865,710.20 is: 104,798,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,976,007.80 : 133,464,011.70 = 69,865,710.20 : x
  2. Step 2: Convert to fraction form
    88,976,007.80/133,464,011.70 = 69,865,710.20/x
  3. Step 3: Cross multiply
    88,976,007.80x = 133,464,011.70 × 69,865,710.20
  4. Step 4: Simplify right side
    88,976,007.80x = 9,324,557,963,561,610
  5. Step 5: Solve for x
    x = 9,324,557,963,561,610/88,976,007.80
  6. Step 6: Final answer
    x = 104,798,565.30

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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.