Home / 145,275,341.44-200,481,323.52-80,087,578.24

Finding the Fourth Proportional to 145,275,341.44, 200,481,323.52 and 80,087,578.24

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Solution

The fourth proportional to 145,275,341.44, 200,481,323.52 and 80,087,578.24 is: 110,521,603.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,275,341.44 : 200,481,323.52 = 80,087,578.24 : x
  2. Step 2: Convert to fraction form
    145,275,341.44/200,481,323.52 = 80,087,578.24/x
  3. Step 3: Cross multiply
    145,275,341.44x = 200,481,323.52 × 80,087,578.24
  4. Step 4: Simplify right side
    145,275,341.44x = 16,056,063,683,066,752
  5. Step 5: Solve for x
    x = 16,056,063,683,066,752/145,275,341.44
  6. Step 6: Final answer
    x = 110,521,603.49

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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.