Home / 448,368,924.15-672,507,976.82-120,877,542.14

Finding the Fourth Proportional to 448,368,924.15, 672,507,976.82 and 120,877,542.14

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Solution

The fourth proportional to 448,368,924.15, 672,507,976.82 and 120,877,542.14 is: 181,304,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,368,924.15 : 672,507,976.82 = 120,877,542.14 : x
  2. Step 2: Convert to fraction form
    448,368,924.15/672,507,976.82 = 120,877,542.14/x
  3. Step 3: Cross multiply
    448,368,924.15x = 672,507,976.82 × 120,877,542.14
  4. Step 4: Simplify right side
    448,368,924.15x = 81,291,111,303,578,784
  5. Step 5: Solve for x
    x = 81,291,111,303,578,784/448,368,924.15
  6. Step 6: Final answer
    x = 181,304,071.10

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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.