Home / 1,295,116,963.98-1,787,266,795.08-700,401,448.29

Finding the Fourth Proportional to 1,295,116,963.98, 1,787,266,795.08 and 700,401,448.29

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Solution

The fourth proportional to 1,295,116,963.98, 1,787,266,795.08 and 700,401,448.29 is: 966,556,910.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,116,963.98 : 1,787,266,795.08 = 700,401,448.29 : x
  2. Step 2: Convert to fraction form
    1,295,116,963.98/1,787,266,795.08 = 700,401,448.29/x
  3. Step 3: Cross multiply
    1,295,116,963.98x = 1,787,266,795.08 × 700,401,448.29
  4. Step 4: Simplify right side
    1,295,116,963.98x = 1,251,804,251,754,658,560
  5. Step 5: Solve for x
    x = 1,251,804,251,754,658,560/1,295,116,963.98
  6. Step 6: Final answer
    x = 966,556,910.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.