Home / 80,879,333.40-121,319,000.10-35,529,701.40

Finding the Fourth Proportional to 80,879,333.40, 121,319,000.10 and 35,529,701.40

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Solution

The fourth proportional to 80,879,333.40, 121,319,000.10 and 35,529,701.40 is: 53,294,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,879,333.40 : 121,319,000.10 = 35,529,701.40 : x
  2. Step 2: Convert to fraction form
    80,879,333.40/121,319,000.10 = 35,529,701.40/x
  3. Step 3: Cross multiply
    80,879,333.40x = 121,319,000.10 × 35,529,701.40
  4. Step 4: Simplify right side
    80,879,333.40x = 4,310,427,847,699,569.50
  5. Step 5: Solve for x
    x = 4,310,427,847,699,569.50/80,879,333.40
  6. Step 6: Final answer
    x = 53,294,552.10

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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.