Home / 144,332,260.46-199,182,720.31-81,607,011.01

Finding the Fourth Proportional to 144,332,260.46, 199,182,720.31 and 81,607,011.01

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Solution

The fourth proportional to 144,332,260.46, 199,182,720.31 and 81,607,011.01 is: 112,620,050.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,332,260.46 : 199,182,720.31 = 81,607,011.01 : x
  2. Step 2: Convert to fraction form
    144,332,260.46/199,182,720.31 = 81,607,011.01/x
  3. Step 3: Cross multiply
    144,332,260.46x = 199,182,720.31 × 81,607,011.01
  4. Step 4: Simplify right side
    144,332,260.46x = 16,254,706,448,344,006
  5. Step 5: Solve for x
    x = 16,254,706,448,344,006/144,332,260.46
  6. Step 6: Final answer
    x = 112,620,050.41

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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.