Home / 621,475,255,388.58-857,626,725,166.92-347,124,911,632.14

Finding the Fourth Proportional to 621,475,255,388.58, 857,626,725,166.92 and 347,124,911,632.14

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Solution

The fourth proportional to 621,475,255,388.58, 857,626,725,166.92 and 347,124,911,632.14 is: 479,027,280,017.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,475,255,388.58 : 857,626,725,166.92 = 347,124,911,632.14 : x
  2. Step 2: Convert to fraction form
    621,475,255,388.58/857,626,725,166.92 = 347,124,911,632.14/x
  3. Step 3: Cross multiply
    621,475,255,388.58x = 857,626,725,166.92 × 347,124,911,632.14
  4. Step 4: Simplify right side
    621,475,255,388.58x = 297,703,601,186,928,767,008,768
  5. Step 5: Solve for x
    x = 297,703,601,186,928,767,008,768/621,475,255,388.58
  6. Step 6: Final answer
    x = 479,027,280,017.43

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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.