Home / 55,098,443,718.38-76,035,665,870.66-31,012,451,379.74

Finding the Fourth Proportional to 55,098,443,718.38, 76,035,665,870.66 and 31,012,451,379.74

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Solution

The fourth proportional to 55,098,443,718.38, 76,035,665,870.66 and 31,012,451,379.74 is: 42,797,077,953.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,098,443,718.38 : 76,035,665,870.66 = 31,012,451,379.74 : x
  2. Step 2: Convert to fraction form
    55,098,443,718.38/76,035,665,870.66 = 31,012,451,379.74/x
  3. Step 3: Cross multiply
    55,098,443,718.38x = 76,035,665,870.66 × 31,012,451,379.74
  4. Step 4: Simplify right side
    55,098,443,718.38x = 2,358,052,390,939,999,600,640
  5. Step 5: Solve for x
    x = 2,358,052,390,939,999,600,640/55,098,443,718.38
  6. Step 6: Final answer
    x = 42,797,077,953.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.