Home / 55,098,443,717.38-76,035,665,869.28-31,012,451,378.74

Finding the Fourth Proportional to 55,098,443,717.38, 76,035,665,869.28 and 31,012,451,378.74

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Solution

The fourth proportional to 55,098,443,717.38, 76,035,665,869.28 and 31,012,451,378.74 is: 42,797,077,952.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,098,443,717.38 : 76,035,665,869.28 = 31,012,451,378.74 : x
  2. Step 2: Convert to fraction form
    55,098,443,717.38/76,035,665,869.28 = 31,012,451,378.74/x
  3. Step 3: Cross multiply
    55,098,443,717.38x = 76,035,665,869.28 × 31,012,451,378.74
  4. Step 4: Simplify right side
    55,098,443,717.38x = 2,358,052,390,821,166,579,712
  5. Step 5: Solve for x
    x = 2,358,052,390,821,166,579,712/55,098,443,717.38
  6. Step 6: Final answer
    x = 42,797,077,952.26

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1.5x scale

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.