Home / 105,731,875.20-158,594,322.96-43,481,035.20

Finding the Fourth Proportional to 105,731,875.20, 158,594,322.96 and 43,481,035.20

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Solution

The fourth proportional to 105,731,875.20, 158,594,322.96 and 43,481,035.20 is: 65,220,117.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,731,875.20 : 158,594,322.96 = 43,481,035.20 : x
  2. Step 2: Convert to fraction form
    105,731,875.20/158,594,322.96 = 43,481,035.20/x
  3. Step 3: Cross multiply
    105,731,875.20x = 158,594,322.96 × 43,481,035.20
  4. Step 4: Simplify right side
    105,731,875.20x = 6,895,845,339,143,929
  5. Step 5: Solve for x
    x = 6,895,845,339,143,929/105,731,875.20
  6. Step 6: Final answer
    x = 65,220,117.64

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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.