Home / 1,658,863,663.82-2,488,278,453.08-958,910,423.29

Finding the Fourth Proportional to 1,658,863,663.82, 2,488,278,453.08 and 958,910,423.29

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Solution

The fourth proportional to 1,658,863,663.82, 2,488,278,453.08 and 958,910,423.29 is: 1,438,355,783.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,863,663.82 : 2,488,278,453.08 = 958,910,423.29 : x
  2. Step 2: Convert to fraction form
    1,658,863,663.82/2,488,278,453.08 = 958,910,423.29/x
  3. Step 3: Cross multiply
    1,658,863,663.82x = 2,488,278,453.08 × 958,910,423.29
  4. Step 4: Simplify right side
    1,658,863,663.82x = 2,386,036,144,695,313,920
  5. Step 5: Solve for x
    x = 2,386,036,144,695,313,920/1,658,863,663.82
  6. Step 6: Final answer
    x = 1,438,355,783.38

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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.