Home / 418,800,477.24-577,926,015.83-240,056,223.49

Finding the Fourth Proportional to 418,800,477.24, 577,926,015.83 and 240,056,223.49

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Solution

The fourth proportional to 418,800,477.24, 577,926,015.83 and 240,056,223.49 is: 331,266,902.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,800,477.24 : 577,926,015.83 = 240,056,223.49 : x
  2. Step 2: Convert to fraction form
    418,800,477.24/577,926,015.83 = 240,056,223.49/x
  3. Step 3: Cross multiply
    418,800,477.24x = 577,926,015.83 × 240,056,223.49
  4. Step 4: Simplify right side
    418,800,477.24x = 138,734,736,815,927,088
  5. Step 5: Solve for x
    x = 138,734,736,815,927,088/418,800,477.24
  6. Step 6: Final answer
    x = 331,266,902.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.