Home / 373,205,719.13-514,960,119.47-216,536,912.33

Finding the Fourth Proportional to 373,205,719.13, 514,960,119.47 and 216,536,912.33

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Solution

The fourth proportional to 373,205,719.13, 514,960,119.47 and 216,536,912.33 is: 298,783,937.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,205,719.13 : 514,960,119.47 = 216,536,912.33 : x
  2. Step 2: Convert to fraction form
    373,205,719.13/514,960,119.47 = 216,536,912.33/x
  3. Step 3: Cross multiply
    373,205,719.13x = 514,960,119.47 × 216,536,912.33
  4. Step 4: Simplify right side
    373,205,719.13x = 111,507,874,241,088,256
  5. Step 5: Solve for x
    x = 111,507,874,241,088,256/373,205,719.13
  6. Step 6: Final answer
    x = 298,783,937.46

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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.