Home / 654,963,575.76-903,929,000.40-372,774,630.24

Finding the Fourth Proportional to 654,963,575.76, 903,929,000.40 and 372,774,630.24

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Solution

The fourth proportional to 654,963,575.76, 903,929,000.40 and 372,774,630.24 is: 514,474,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,963,575.76 : 903,929,000.40 = 372,774,630.24 : x
  2. Step 2: Convert to fraction form
    654,963,575.76/903,929,000.40 = 372,774,630.24/x
  3. Step 3: Cross multiply
    654,963,575.76x = 903,929,000.40 × 372,774,630.24
  4. Step 4: Simplify right side
    654,963,575.76x = 336,961,798,887,322,816
  5. Step 5: Solve for x
    x = 336,961,798,887,322,816/654,963,575.76
  6. Step 6: Final answer
    x = 514,474,104.15

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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.