Home / 1,103,712,644.08-1,654,902,131.73-439,828,796.71

Finding the Fourth Proportional to 1,103,712,644.08, 1,654,902,131.73 and 439,828,796.71

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Solution

The fourth proportional to 1,103,712,644.08, 1,654,902,131.73 and 439,828,796.71 is: 659,477,461.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,712,644.08 : 1,654,902,131.73 = 439,828,796.71 : x
  2. Step 2: Convert to fraction form
    1,103,712,644.08/1,654,902,131.73 = 439,828,796.71/x
  3. Step 3: Cross multiply
    1,103,712,644.08x = 1,654,902,131.73 × 439,828,796.71
  4. Step 4: Simplify right side
    1,103,712,644.08x = 727,873,613,271,619,840
  5. Step 5: Solve for x
    x = 727,873,613,271,619,840/1,103,712,644.08
  6. Step 6: Final answer
    x = 659,477,461.98

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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.