Home / 1,601,472,001.05-2,402,208,001.58-986,060,698.65

Finding the Fourth Proportional to 1,601,472,001.05, 2,402,208,001.58 and 986,060,698.65

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Solution

The fourth proportional to 1,601,472,001.05, 2,402,208,001.58 and 986,060,698.65 is: 1,479,091,047.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,472,001.05 : 2,402,208,001.58 = 986,060,698.65 : x
  2. Step 2: Convert to fraction form
    1,601,472,001.05/2,402,208,001.58 = 986,060,698.65/x
  3. Step 3: Cross multiply
    1,601,472,001.05x = 2,402,208,001.58 × 986,060,698.65
  4. Step 4: Simplify right side
    1,601,472,001.05x = 2,368,722,900,335,664,640
  5. Step 5: Solve for x
    x = 2,368,722,900,335,664,640/1,601,472,001.05
  6. Step 6: Final answer
    x = 1,479,091,047.98

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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.