Home / 442,855,848.30-664,283,772.45-183,985,032.30

Finding the Fourth Proportional to 442,855,848.30, 664,283,772.45 and 183,985,032.30

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Solution

The fourth proportional to 442,855,848.30, 664,283,772.45 and 183,985,032.30 is: 275,977,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,855,848.30 : 664,283,772.45 = 183,985,032.30 : x
  2. Step 2: Convert to fraction form
    442,855,848.30/664,283,772.45 = 183,985,032.30/x
  3. Step 3: Cross multiply
    442,855,848.30x = 664,283,772.45 × 183,985,032.30
  4. Step 4: Simplify right side
    442,855,848.30x = 122,218,271,330,579,120
  5. Step 5: Solve for x
    x = 122,218,271,330,579,120/442,855,848.30
  6. Step 6: Final answer
    x = 275,977,548.45

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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.