Home / 925,653,265.62-1,277,338,621.88-507,992,455.11

Finding the Fourth Proportional to 925,653,265.62, 1,277,338,621.88 and 507,992,455.11

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Solution

The fourth proportional to 925,653,265.62, 1,277,338,621.88 and 507,992,455.11 is: 700,995,077.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,653,265.62 : 1,277,338,621.88 = 507,992,455.11 : x
  2. Step 2: Convert to fraction form
    925,653,265.62/1,277,338,621.88 = 507,992,455.11/x
  3. Step 3: Cross multiply
    925,653,265.62x = 1,277,338,621.88 × 507,992,455.11
  4. Step 4: Simplify right side
    925,653,265.62x = 648,878,382,535,645,184
  5. Step 5: Solve for x
    x = 648,878,382,535,645,184/925,653,265.62
  6. Step 6: Final answer
    x = 700,995,077.35

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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.