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Finding the Fourth Proportional to 179,280,014.40, 268,920,021.60 and 179,280,014.40

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Solution

The fourth proportional to 179,280,014.40, 268,920,021.60 and 179,280,014.40 is: 268,920,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,280,014.40 : 268,920,021.60 = 179,280,014.40 : x
  2. Step 2: Convert to fraction form
    179,280,014.40/268,920,021.60 = 179,280,014.40/x
  3. Step 3: Cross multiply
    179,280,014.40x = 268,920,021.60 × 179,280,014.40
  4. Step 4: Simplify right side
    179,280,014.40x = 48,211,985,344,896,320
  5. Step 5: Solve for x
    x = 48,211,985,344,896,320/179,280,014.40
  6. Step 6: Final answer
    x = 268,920,021.60

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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.