Home / 143,009,233.71-214,515,843.54-40,773,271.33

Finding the Fourth Proportional to 143,009,233.71, 214,515,843.54 and 40,773,271.33

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Solution

The fourth proportional to 143,009,233.71, 214,515,843.54 and 40,773,271.33 is: 61,160,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,009,233.71 : 214,515,843.54 = 40,773,271.33 : x
  2. Step 2: Convert to fraction form
    143,009,233.71/214,515,843.54 = 40,773,271.33/x
  3. Step 3: Cross multiply
    143,009,233.71x = 214,515,843.54 × 40,773,271.33
  4. Step 4: Simplify right side
    143,009,233.71x = 8,746,512,693,355,492
  5. Step 5: Solve for x
    x = 8,746,512,693,355,492/143,009,233.71
  6. Step 6: Final answer
    x = 61,160,475.21

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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.