Home / 149,140,411.66-205,820,147.04-83,060,899.32

Finding the Fourth Proportional to 149,140,411.66, 205,820,147.04 and 83,060,899.32

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Solution

The fourth proportional to 149,140,411.66, 205,820,147.04 and 83,060,899.32 is: 114,627,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,140,411.66 : 205,820,147.04 = 83,060,899.32 : x
  2. Step 2: Convert to fraction form
    149,140,411.66/205,820,147.04 = 83,060,899.32/x
  3. Step 3: Cross multiply
    149,140,411.66x = 205,820,147.04 × 83,060,899.32
  4. Step 4: Simplify right side
    149,140,411.66x = 17,095,606,511,317,034
  5. Step 5: Solve for x
    x = 17,095,606,511,317,034/149,140,411.66
  6. Step 6: Final answer
    x = 114,627,593.70

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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.