Home / 66,464,027.80-99,696,041.70-30,632,219.80

Finding the Fourth Proportional to 66,464,027.80, 99,696,041.70 and 30,632,219.80

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Solution

The fourth proportional to 66,464,027.80, 99,696,041.70 and 30,632,219.80 is: 45,948,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,464,027.80 : 99,696,041.70 = 30,632,219.80 : x
  2. Step 2: Convert to fraction form
    66,464,027.80/99,696,041.70 = 30,632,219.80/x
  3. Step 3: Cross multiply
    66,464,027.80x = 99,696,041.70 × 30,632,219.80
  4. Step 4: Simplify right side
    66,464,027.80x = 3,053,911,062,544,366
  5. Step 5: Solve for x
    x = 3,053,911,062,544,366/66,464,027.80
  6. Step 6: Final answer
    x = 45,948,329.70

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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.