Home / 251,922,209.10-377,883,313.65-208,875,488.10

Finding the Fourth Proportional to 251,922,209.10, 377,883,313.65 and 208,875,488.10

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Solution

The fourth proportional to 251,922,209.10, 377,883,313.65 and 208,875,488.10 is: 313,313,232.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,922,209.10 : 377,883,313.65 = 208,875,488.10 : x
  2. Step 2: Convert to fraction form
    251,922,209.10/377,883,313.65 = 208,875,488.10/x
  3. Step 3: Cross multiply
    251,922,209.10x = 377,883,313.65 × 208,875,488.10
  4. Step 4: Simplify right side
    251,922,209.10x = 78,930,561,583,489,136
  5. Step 5: Solve for x
    x = 78,930,561,583,489,136/251,922,209.10
  6. Step 6: Final answer
    x = 313,313,232.15

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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.