Home / 415,255,108.65-622,944,599.47-152,919,488.69

Finding the Fourth Proportional to 415,255,108.65, 622,944,599.47 and 152,919,488.69

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Solution

The fourth proportional to 415,255,108.65, 622,944,599.47 and 152,919,488.69 is: 229,402,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,255,108.65 : 622,944,599.47 = 152,919,488.69 : x
  2. Step 2: Convert to fraction form
    415,255,108.65/622,944,599.47 = 152,919,488.69/x
  3. Step 3: Cross multiply
    415,255,108.65x = 622,944,599.47 × 152,919,488.69
  4. Step 4: Simplify right side
    415,255,108.65x = 95,260,369,631,988,256
  5. Step 5: Solve for x
    x = 95,260,369,631,988,256/415,255,108.65
  6. Step 6: Final answer
    x = 229,402,041.42

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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.