Home / 522,559,695.11-783,856,519.47-154,063,746.31

Finding the Fourth Proportional to 522,559,695.11, 783,856,519.47 and 154,063,746.31

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Solution

The fourth proportional to 522,559,695.11, 783,856,519.47 and 154,063,746.31 is: 231,100,624.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,559,695.11 : 783,856,519.47 = 154,063,746.31 : x
  2. Step 2: Convert to fraction form
    522,559,695.11/783,856,519.47 = 154,063,746.31/x
  3. Step 3: Cross multiply
    522,559,695.11x = 783,856,519.47 × 154,063,746.31
  4. Step 4: Simplify right side
    522,559,695.11x = 120,763,871,955,146,384
  5. Step 5: Solve for x
    x = 120,763,871,955,146,384/522,559,695.11
  6. Step 6: Final answer
    x = 231,100,624.65

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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.