Home / 99,072,533.40-148,608,800.10-60,273,403.80

Finding the Fourth Proportional to 99,072,533.40, 148,608,800.10 and 60,273,403.80

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Solution

The fourth proportional to 99,072,533.40, 148,608,800.10 and 60,273,403.80 is: 90,410,105.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,072,533.40 : 148,608,800.10 = 60,273,403.80 : x
  2. Step 2: Convert to fraction form
    99,072,533.40/148,608,800.10 = 60,273,403.80/x
  3. Step 3: Cross multiply
    99,072,533.40x = 148,608,800.10 × 60,273,403.80
  4. Step 4: Simplify right side
    99,072,533.40x = 8,957,158,216,660,780
  5. Step 5: Solve for x
    x = 8,957,158,216,660,780/99,072,533.40
  6. Step 6: Final answer
    x = 90,410,105.70

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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.