Home / 660,049,722,005.18-990,074,583,007.80-660,049,722,005.18

Finding the Fourth Proportional to 660,049,722,005.18, 990,074,583,007.80 and 660,049,722,005.18

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Solution

The fourth proportional to 660,049,722,005.18, 990,074,583,007.80 and 660,049,722,005.18 is: 990,074,583,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,049,722,005.18 : 990,074,583,007.80 = 660,049,722,005.18 : x
  2. Step 2: Convert to fraction form
    660,049,722,005.18/990,074,583,007.80 = 660,049,722,005.18/x
  3. Step 3: Cross multiply
    660,049,722,005.18x = 990,074,583,007.80 × 660,049,722,005.18
  4. Step 4: Simplify right side
    660,049,722,005.18x = 653,498,453,278,693,013,848,064
  5. Step 5: Solve for x
    x = 653,498,453,278,693,013,848,064/660,049,722,005.18
  6. Step 6: Final answer
    x = 990,074,583,007.80

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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.