Home / 559,819,838.07-839,726,767.62-145,296,356.22

Finding the Fourth Proportional to 559,819,838.07, 839,726,767.62 and 145,296,356.22

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Solution

The fourth proportional to 559,819,838.07, 839,726,767.62 and 145,296,356.22 is: 217,943,758.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,819,838.07 : 839,726,767.62 = 145,296,356.22 : x
  2. Step 2: Convert to fraction form
    559,819,838.07/839,726,767.62 = 145,296,356.22/x
  3. Step 3: Cross multiply
    559,819,838.07x = 839,726,767.62 × 145,296,356.22
  4. Step 4: Simplify right side
    559,819,838.07x = 122,009,239,555,584,688
  5. Step 5: Solve for x
    x = 122,009,239,555,584,688/559,819,838.07
  6. Step 6: Final answer
    x = 217,943,758.44

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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.