Home / 12,430,468,258.38-18,645,433,174.70-3,466,418,342.42

Finding the Fourth Proportional to 12,430,468,258.38, 18,645,433,174.70 and 3,466,418,342.42

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Solution

The fourth proportional to 12,430,468,258.38, 18,645,433,174.70 and 3,466,418,342.42 is: 5,199,552,439.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,430,468,258.38 : 18,645,433,174.70 = 3,466,418,342.42 : x
  2. Step 2: Convert to fraction form
    12,430,468,258.38/18,645,433,174.70 = 3,466,418,342.42/x
  3. Step 3: Cross multiply
    12,430,468,258.38x = 18,645,433,174.70 × 3,466,418,342.42
  4. Step 4: Simplify right side
    12,430,468,258.38x = 64,632,871,559,035,887,616
  5. Step 5: Solve for x
    x = 64,632,871,559,035,887,616/12,430,468,258.38
  6. Step 6: Final answer
    x = 5,199,552,439.66

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1.5x scale

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.