Home / 612,091,883.40-918,192,962.22-197,578,533

Finding the Fourth Proportional to 612,091,883.40, 918,192,962.22 and 197,578,533

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Solution

The fourth proportional to 612,091,883.40, 918,192,962.22 and 197,578,533 is: 296,385,597.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,091,883.40 : 918,192,962.22 = 197,578,533 : x
  2. Step 2: Convert to fraction form
    612,091,883.40/918,192,962.22 = 197,578,533/x
  3. Step 3: Cross multiply
    612,091,883.40x = 918,192,962.22 × 197,578,533
  4. Step 4: Simplify right side
    612,091,883.40x = 181,415,218,486,352,032
  5. Step 5: Solve for x
    x = 181,415,218,486,352,032/612,091,883.40
  6. Step 6: Final answer
    x = 296,385,597.34

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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.