Home / 147,326,958.20-220,990,437.30-89,931,330.20

Finding the Fourth Proportional to 147,326,958.20, 220,990,437.30 and 89,931,330.20

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Solution

The fourth proportional to 147,326,958.20, 220,990,437.30 and 89,931,330.20 is: 134,896,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,326,958.20 : 220,990,437.30 = 89,931,330.20 : x
  2. Step 2: Convert to fraction form
    147,326,958.20/220,990,437.30 = 89,931,330.20/x
  3. Step 3: Cross multiply
    147,326,958.20x = 220,990,437.30 × 89,931,330.20
  4. Step 4: Simplify right side
    147,326,958.20x = 19,873,963,987,868,700
  5. Step 5: Solve for x
    x = 19,873,963,987,868,700/147,326,958.20
  6. Step 6: Final answer
    x = 134,896,995.30

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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.