Home / 1,615,254,178.56-2,423,289,006.72-450,721,691.52

Finding the Fourth Proportional to 1,615,254,178.56, 2,423,289,006.72 and 450,721,691.52

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Solution

The fourth proportional to 1,615,254,178.56, 2,423,289,006.72 and 450,721,691.52 is: 676,196,313.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,254,178.56 : 2,423,289,006.72 = 450,721,691.52 : x
  2. Step 2: Convert to fraction form
    1,615,254,178.56/2,423,289,006.72 = 450,721,691.52/x
  3. Step 3: Cross multiply
    1,615,254,178.56x = 2,423,289,006.72 × 450,721,691.52
  4. Step 4: Simplify right side
    1,615,254,178.56x = 1,092,228,920,150,658,944
  5. Step 5: Solve for x
    x = 1,092,228,920,150,658,944/1,615,254,178.56
  6. Step 6: Final answer
    x = 676,196,313.03

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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.