Home / 1,072,247,728.39-1,607,450,434.33-372,648,969.98

Finding the Fourth Proportional to 1,072,247,728.39, 1,607,450,434.33 and 372,648,969.98

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Solution

The fourth proportional to 1,072,247,728.39, 1,607,450,434.33 and 372,648,969.98 is: 558,653,315.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,247,728.39 : 1,607,450,434.33 = 372,648,969.98 : x
  2. Step 2: Convert to fraction form
    1,072,247,728.39/1,607,450,434.33 = 372,648,969.98/x
  3. Step 3: Cross multiply
    1,072,247,728.39x = 1,607,450,434.33 × 372,648,969.98
  4. Step 4: Simplify right side
    1,072,247,728.39x = 599,014,748,645,415,936
  5. Step 5: Solve for x
    x = 599,014,748,645,415,936/1,072,247,728.39
  6. Step 6: Final answer
    x = 558,653,315.63

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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.