Home / 497,665,477.80-746,498,216.70-374,045,740.20

Finding the Fourth Proportional to 497,665,477.80, 746,498,216.70 and 374,045,740.20

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Solution

The fourth proportional to 497,665,477.80, 746,498,216.70 and 374,045,740.20 is: 561,068,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,665,477.80 : 746,498,216.70 = 374,045,740.20 : x
  2. Step 2: Convert to fraction form
    497,665,477.80/746,498,216.70 = 374,045,740.20/x
  3. Step 3: Cross multiply
    497,665,477.80x = 746,498,216.70 × 374,045,740.20
  4. Step 4: Simplify right side
    497,665,477.80x = 279,224,478,023,531,520
  5. Step 5: Solve for x
    x = 279,224,478,023,531,520/497,665,477.80
  6. Step 6: Final answer
    x = 561,068,610.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.