Home / 1,601,472,464.80-2,402,208,697.20-986,061,162.40

Finding the Fourth Proportional to 1,601,472,464.80, 2,402,208,697.20 and 986,061,162.40

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Solution

The fourth proportional to 1,601,472,464.80, 2,402,208,697.20 and 986,061,162.40 is: 1,479,091,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,472,464.80 : 2,402,208,697.20 = 986,061,162.40 : x
  2. Step 2: Convert to fraction form
    1,601,472,464.80/2,402,208,697.20 = 986,061,162.40/x
  3. Step 3: Cross multiply
    1,601,472,464.80x = 2,402,208,697.20 × 986,061,162.40
  4. Step 4: Simplify right side
    1,601,472,464.80x = 2,368,724,700,288,421,376
  5. Step 5: Solve for x
    x = 2,368,724,700,288,421,376/1,601,472,464.80
  6. Step 6: Final answer
    x = 1,479,091,743.60

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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.