Home / 973,981,920.47-1,344,112,272.44-527,960,095.79

Finding the Fourth Proportional to 973,981,920.47, 1,344,112,272.44 and 527,960,095.79

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Solution

The fourth proportional to 973,981,920.47, 1,344,112,272.44 and 527,960,095.79 is: 728,594,267.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,981,920.47 : 1,344,112,272.44 = 527,960,095.79 : x
  2. Step 2: Convert to fraction form
    973,981,920.47/1,344,112,272.44 = 527,960,095.79/x
  3. Step 3: Cross multiply
    973,981,920.47x = 1,344,112,272.44 × 527,960,095.79
  4. Step 4: Simplify right side
    973,981,920.47x = 709,637,644,100,576,640
  5. Step 5: Solve for x
    x = 709,637,644,100,576,640/973,981,920.47
  6. Step 6: Final answer
    x = 728,594,267.71

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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.