Home / 564,251,090.47-778,573,077.10-326,118,449.83

Finding the Fourth Proportional to 564,251,090.47, 778,573,077.10 and 326,118,449.83

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Solution

The fourth proportional to 564,251,090.47, 778,573,077.10 and 326,118,449.83 is: 449,989,462.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,251,090.47 : 778,573,077.10 = 326,118,449.83 : x
  2. Step 2: Convert to fraction form
    564,251,090.47/778,573,077.10 = 326,118,449.83/x
  3. Step 3: Cross multiply
    564,251,090.47x = 778,573,077.10 × 326,118,449.83
  4. Step 4: Simplify right side
    564,251,090.47x = 253,907,044,983,540,896
  5. Step 5: Solve for x
    x = 253,907,044,983,540,896/564,251,090.47
  6. Step 6: Final answer
    x = 449,989,462.62

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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.