Home / 3,108,472,714.20-4,662,709,071.30-1,267,221,667.80

Finding the Fourth Proportional to 3,108,472,714.20, 4,662,709,071.30 and 1,267,221,667.80

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Solution

The fourth proportional to 3,108,472,714.20, 4,662,709,071.30 and 1,267,221,667.80 is: 1,900,832,501.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,472,714.20 : 4,662,709,071.30 = 1,267,221,667.80 : x
  2. Step 2: Convert to fraction form
    3,108,472,714.20/4,662,709,071.30 = 1,267,221,667.80/x
  3. Step 3: Cross multiply
    3,108,472,714.20x = 4,662,709,071.30 × 1,267,221,667.80
  4. Step 4: Simplify right side
    3,108,472,714.20x = 5,908,685,965,798,975,488
  5. Step 5: Solve for x
    x = 5,908,685,965,798,975,488/3,108,472,714.20
  6. Step 6: Final answer
    x = 1,900,832,501.70

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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.