Home / 136,735,328.88-205,037,208.36-45,795,319.92

Finding the Fourth Proportional to 136,735,328.88, 205,037,208.36 and 45,795,319.92

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Solution

The fourth proportional to 136,735,328.88, 205,037,208.36 and 45,795,319.92 is: 68,670,947.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,735,328.88 : 205,037,208.36 = 45,795,319.92 : x
  2. Step 2: Convert to fraction form
    136,735,328.88/205,037,208.36 = 45,795,319.92/x
  3. Step 3: Cross multiply
    136,735,328.88x = 205,037,208.36 × 45,795,319.92
  4. Step 4: Simplify right side
    136,735,328.88x = 9,389,744,552,349,900
  5. Step 5: Solve for x
    x = 9,389,744,552,349,900/136,735,328.88
  6. Step 6: Final answer
    x = 68,670,947.22

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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.