Home / 143,085,347.40-214,628,021.10-35,379,971.40

Finding the Fourth Proportional to 143,085,347.40, 214,628,021.10 and 35,379,971.40

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Solution

The fourth proportional to 143,085,347.40, 214,628,021.10 and 35,379,971.40 is: 53,069,957.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,085,347.40 : 214,628,021.10 = 35,379,971.40 : x
  2. Step 2: Convert to fraction form
    143,085,347.40/214,628,021.10 = 35,379,971.40/x
  3. Step 3: Cross multiply
    143,085,347.40x = 214,628,021.10 × 35,379,971.40
  4. Step 4: Simplify right side
    143,085,347.40x = 7,593,533,248,156,596
  5. Step 5: Solve for x
    x = 7,593,533,248,156,596/143,085,347.40
  6. Step 6: Final answer
    x = 53,069,957.10

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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.