Home / 453,148,240,215.15-625,341,390,296.30-247,382,479,556.55

Finding the Fourth Proportional to 453,148,240,215.15, 625,341,390,296.30 and 247,382,479,556.55

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Solution

The fourth proportional to 453,148,240,215.15, 625,341,390,296.30 and 247,382,479,556.55 is: 341,386,085,108.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,148,240,215.15 : 625,341,390,296.30 = 247,382,479,556.55 : x
  2. Step 2: Convert to fraction form
    453,148,240,215.15/625,341,390,296.30 = 247,382,479,556.55/x
  3. Step 3: Cross multiply
    453,148,240,215.15x = 625,341,390,296.30 × 247,382,479,556.55
  4. Step 4: Simplify right side
    453,148,240,215.15x = 154,698,503,700,838,990,479,360
  5. Step 5: Solve for x
    x = 154,698,503,700,838,990,479,360/453,148,240,215.15
  6. Step 6: Final answer
    x = 341,386,085,108.46

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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.