Home / 104,809,712.20-144,634,179.80-65,673,068.56

Finding the Fourth Proportional to 104,809,712.20, 144,634,179.80 and 65,673,068.56

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Solution

The fourth proportional to 104,809,712.20, 144,634,179.80 and 65,673,068.56 is: 90,626,815.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,809,712.20 : 144,634,179.80 = 65,673,068.56 : x
  2. Step 2: Convert to fraction form
    104,809,712.20/144,634,179.80 = 65,673,068.56/x
  3. Step 3: Cross multiply
    104,809,712.20x = 144,634,179.80 × 65,673,068.56
  4. Step 4: Simplify right side
    104,809,712.20x = 9,498,570,406,124,768
  5. Step 5: Solve for x
    x = 9,498,570,406,124,768/104,809,712.20
  6. Step 6: Final answer
    x = 90,626,815.08

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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.