Home / 201,471,116.80-302,206,675.20-185,346,803.20

Finding the Fourth Proportional to 201,471,116.80, 302,206,675.20 and 185,346,803.20

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Solution

The fourth proportional to 201,471,116.80, 302,206,675.20 and 185,346,803.20 is: 278,020,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,471,116.80 : 302,206,675.20 = 185,346,803.20 : x
  2. Step 2: Convert to fraction form
    201,471,116.80/302,206,675.20 = 185,346,803.20/x
  3. Step 3: Cross multiply
    201,471,116.80x = 302,206,675.20 × 185,346,803.20
  4. Step 4: Simplify right side
    201,471,116.80x = 56,013,041,154,020,712
  5. Step 5: Solve for x
    x = 56,013,041,154,020,712/201,471,116.80
  6. Step 6: Final answer
    x = 278,020,204.80

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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.