Home / 66,478,620.60-99,661,943.70-34,565,916.60

Finding the Fourth Proportional to 66,478,620.60, 99,661,943.70 and 34,565,916.60

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Solution

The fourth proportional to 66,478,620.60, 99,661,943.70 and 34,565,916.60 is: 51,819,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,478,620.60 : 99,661,943.70 = 34,565,916.60 : x
  2. Step 2: Convert to fraction form
    66,478,620.60/99,661,943.70 = 34,565,916.60/x
  3. Step 3: Cross multiply
    66,478,620.60x = 99,661,943.70 × 34,565,916.60
  4. Step 4: Simplify right side
    66,478,620.60x = 3,444,906,434,128,095.50
  5. Step 5: Solve for x
    x = 3,444,906,434,128,095.50/66,478,620.60
  6. Step 6: Final answer
    x = 51,819,764.05

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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.