Home / 302,385,146.69-453,209,228.35-156,738,411.65

Finding the Fourth Proportional to 302,385,146.69, 453,209,228.35 and 156,738,411.65

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Solution

The fourth proportional to 302,385,146.69, 453,209,228.35 and 156,738,411.65 is: 234,916,613.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,385,146.69 : 453,209,228.35 = 156,738,411.65 : x
  2. Step 2: Convert to fraction form
    302,385,146.69/453,209,228.35 = 156,738,411.65/x
  3. Step 3: Cross multiply
    302,385,146.69x = 453,209,228.35 × 156,738,411.65
  4. Step 4: Simplify right side
    302,385,146.69x = 71,035,294,597,442,336
  5. Step 5: Solve for x
    x = 71,035,294,597,442,336/302,385,146.69
  6. Step 6: Final answer
    x = 234,916,613.38

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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.