Home / 146,700,946.80-220,051,420.20-38,995,570.80

Finding the Fourth Proportional to 146,700,946.80, 220,051,420.20 and 38,995,570.80

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Solution

The fourth proportional to 146,700,946.80, 220,051,420.20 and 38,995,570.80 is: 58,493,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,700,946.80 : 220,051,420.20 = 38,995,570.80 : x
  2. Step 2: Convert to fraction form
    146,700,946.80/220,051,420.20 = 38,995,570.80/x
  3. Step 3: Cross multiply
    146,700,946.80x = 220,051,420.20 × 38,995,570.80
  4. Step 4: Simplify right side
    146,700,946.80x = 8,581,030,736,049,649
  5. Step 5: Solve for x
    x = 8,581,030,736,049,649/146,700,946.80
  6. Step 6: Final answer
    x = 58,493,356.20

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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.