Home / 236,428,031.70-354,642,047.55-199,014,585.30

Finding the Fourth Proportional to 236,428,031.70, 354,642,047.55 and 199,014,585.30

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Solution

The fourth proportional to 236,428,031.70, 354,642,047.55 and 199,014,585.30 is: 298,521,877.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,428,031.70 : 354,642,047.55 = 199,014,585.30 : x
  2. Step 2: Convert to fraction form
    236,428,031.70/354,642,047.55 = 199,014,585.30/x
  3. Step 3: Cross multiply
    236,428,031.70x = 354,642,047.55 × 199,014,585.30
  4. Step 4: Simplify right side
    236,428,031.70x = 70,578,940,023,106,136
  5. Step 5: Solve for x
    x = 70,578,940,023,106,136/236,428,031.70
  6. Step 6: Final answer
    x = 298,521,877.95

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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.