Home / 147,325,643.20-220,988,464.80-50,249,087.20

Finding the Fourth Proportional to 147,325,643.20, 220,988,464.80 and 50,249,087.20

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Solution

The fourth proportional to 147,325,643.20, 220,988,464.80 and 50,249,087.20 is: 75,373,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,325,643.20 : 220,988,464.80 = 50,249,087.20 : x
  2. Step 2: Convert to fraction form
    147,325,643.20/220,988,464.80 = 50,249,087.20/x
  3. Step 3: Cross multiply
    147,325,643.20x = 220,988,464.80 × 50,249,087.20
  4. Step 4: Simplify right side
    147,325,643.20x = 11,104,468,637,929,332
  5. Step 5: Solve for x
    x = 11,104,468,637,929,332/147,325,643.20
  6. Step 6: Final answer
    x = 75,373,630.80

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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.