Home / 122,688,000.40-184,032,000.60-36,439,718.80

Finding the Fourth Proportional to 122,688,000.40, 184,032,000.60 and 36,439,718.80

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Solution

The fourth proportional to 122,688,000.40, 184,032,000.60 and 36,439,718.80 is: 54,659,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,688,000.40 : 184,032,000.60 = 36,439,718.80 : x
  2. Step 2: Convert to fraction form
    122,688,000.40/184,032,000.60 = 36,439,718.80/x
  3. Step 3: Cross multiply
    122,688,000.40x = 184,032,000.60 × 36,439,718.80
  4. Step 4: Simplify right side
    122,688,000.40x = 6,706,074,352,065,431
  5. Step 5: Solve for x
    x = 6,706,074,352,065,431/122,688,000.40
  6. Step 6: Final answer
    x = 54,659,578.20

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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.