Home / 315,552,617.60-473,104,977.60-143,112,041.60

Finding the Fourth Proportional to 315,552,617.60, 473,104,977.60 and 143,112,041.60

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Solution

The fourth proportional to 315,552,617.60, 473,104,977.60 and 143,112,041.60 is: 214,566,495.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,552,617.60 : 473,104,977.60 = 143,112,041.60 : x
  2. Step 2: Convert to fraction form
    315,552,617.60/473,104,977.60 = 143,112,041.60/x
  3. Step 3: Cross multiply
    315,552,617.60x = 473,104,977.60 × 143,112,041.60
  4. Step 4: Simplify right side
    315,552,617.60x = 67,707,019,235,458,272
  5. Step 5: Solve for x
    x = 67,707,019,235,458,272/315,552,617.60
  6. Step 6: Final answer
    x = 214,566,495.28

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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.