Home / 12,430,468,259.88-18,645,433,176.95-3,466,418,343.92

Finding the Fourth Proportional to 12,430,468,259.88, 18,645,433,176.95 and 3,466,418,343.92

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Solution

The fourth proportional to 12,430,468,259.88, 18,645,433,176.95 and 3,466,418,343.92 is: 5,199,552,441.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,430,468,259.88 : 18,645,433,176.95 = 3,466,418,343.92 : x
  2. Step 2: Convert to fraction form
    12,430,468,259.88/18,645,433,176.95 = 3,466,418,343.92/x
  3. Step 3: Cross multiply
    12,430,468,259.88x = 18,645,433,176.95 × 3,466,418,343.92
  4. Step 4: Simplify right side
    12,430,468,259.88x = 64,632,871,594,914,045,952
  5. Step 5: Solve for x
    x = 64,632,871,594,914,045,952/12,430,468,259.88
  6. Step 6: Final answer
    x = 5,199,552,441.92

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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.