Home / 315,552,616.60-473,104,976.10-143,112,040.60

Finding the Fourth Proportional to 315,552,616.60, 473,104,976.10 and 143,112,040.60

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Solution

The fourth proportional to 315,552,616.60, 473,104,976.10 and 143,112,040.60 is: 214,566,493.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,552,616.60 : 473,104,976.10 = 143,112,040.60 : x
  2. Step 2: Convert to fraction form
    315,552,616.60/473,104,976.10 = 143,112,040.60/x
  3. Step 3: Cross multiply
    315,552,616.60x = 473,104,976.10 × 143,112,040.60
  4. Step 4: Simplify right side
    315,552,616.60x = 67,707,018,547,685,232
  5. Step 5: Solve for x
    x = 67,707,018,547,685,232/315,552,616.60
  6. Step 6: Final answer
    x = 214,566,493.78

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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.