Home / 74,304,430.80-111,456,646.20-33,993,646.80

Finding the Fourth Proportional to 74,304,430.80, 111,456,646.20 and 33,993,646.80

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Solution

The fourth proportional to 74,304,430.80, 111,456,646.20 and 33,993,646.80 is: 50,990,470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,304,430.80 : 111,456,646.20 = 33,993,646.80 : x
  2. Step 2: Convert to fraction form
    74,304,430.80/111,456,646.20 = 33,993,646.80/x
  3. Step 3: Cross multiply
    74,304,430.80x = 111,456,646.20 × 33,993,646.80
  4. Step 4: Simplify right side
    74,304,430.80x = 3,788,817,864,435,362
  5. Step 5: Solve for x
    x = 3,788,817,864,435,362/74,304,430.80
  6. Step 6: Final answer
    x = 50,990,470.20

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1.5x scale

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.