Home / 314,439,887.25-433,921,232.25-171,386,883.18

Finding the Fourth Proportional to 314,439,887.25, 433,921,232.25 and 171,386,883.18

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Solution

The fourth proportional to 314,439,887.25, 433,921,232.25 and 171,386,883.18 is: 236,510,730.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,439,887.25 : 433,921,232.25 = 171,386,883.18 : x
  2. Step 2: Convert to fraction form
    314,439,887.25/433,921,232.25 = 171,386,883.18/x
  3. Step 3: Cross multiply
    314,439,887.25x = 433,921,232.25 × 171,386,883.18
  4. Step 4: Simplify right side
    314,439,887.25x = 74,368,407,540,952,400
  5. Step 5: Solve for x
    x = 74,368,407,540,952,400/314,439,887.25
  6. Step 6: Final answer
    x = 236,510,730.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.