Home / 7,709,374,658.16-10,639,000,800.36-4,189,109,474.16

Finding the Fourth Proportional to 7,709,374,658.16, 10,639,000,800.36 and 4,189,109,474.16

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Solution

The fourth proportional to 7,709,374,658.16, 10,639,000,800.36 and 4,189,109,474.16 is: 5,781,005,726.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,709,374,658.16 : 10,639,000,800.36 = 4,189,109,474.16 : x
  2. Step 2: Convert to fraction form
    7,709,374,658.16/10,639,000,800.36 = 4,189,109,474.16/x
  3. Step 3: Cross multiply
    7,709,374,658.16x = 10,639,000,800.36 × 4,189,109,474.16
  4. Step 4: Simplify right side
    7,709,374,658.16x = 44,567,939,048,383,897,600
  5. Step 5: Solve for x
    x = 44,567,939,048,383,897,600/7,709,374,658.16
  6. Step 6: Final answer
    x = 5,781,005,726.74

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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.