Home / 200,865,601.20-301,223,752.20-79,671,975.60

Finding the Fourth Proportional to 200,865,601.20, 301,223,752.20 and 79,671,975.60

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Solution

The fourth proportional to 200,865,601.20, 301,223,752.20 and 79,671,975.60 is: 119,478,354.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,865,601.20 : 301,223,752.20 = 79,671,975.60 : x
  2. Step 2: Convert to fraction form
    200,865,601.20/301,223,752.20 = 79,671,975.60/x
  3. Step 3: Cross multiply
    200,865,601.20x = 301,223,752.20 × 79,671,975.60
  4. Step 4: Simplify right side
    200,865,601.20x = 23,999,091,435,418,844
  5. Step 5: Solve for x
    x = 23,999,091,435,418,844/200,865,601.20
  6. Step 6: Final answer
    x = 119,478,354.14

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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.