Home / 314,098,197.45-433,343,315.37-181,867,016.13

Finding the Fourth Proportional to 314,098,197.45, 433,343,315.37 and 181,867,016.13

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Solution

The fourth proportional to 314,098,197.45, 433,343,315.37 and 181,867,016.13 is: 250,911,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,098,197.45 : 433,343,315.37 = 181,867,016.13 : x
  2. Step 2: Convert to fraction form
    314,098,197.45/433,343,315.37 = 181,867,016.13/x
  3. Step 3: Cross multiply
    314,098,197.45x = 433,343,315.37 × 181,867,016.13
  4. Step 4: Simplify right side
    314,098,197.45x = 78,810,855,726,223,472
  5. Step 5: Solve for x
    x = 78,810,855,726,223,472/314,098,197.45
  6. Step 6: Final answer
    x = 250,911,518.65

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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.