Home / 107,054,487.12-147,702,645-60,637,365.84

Finding the Fourth Proportional to 107,054,487.12, 147,702,645 and 60,637,365.84

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Solution

The fourth proportional to 107,054,487.12, 147,702,645 and 60,637,365.84 is: 83,661,129.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,054,487.12 : 147,702,645 = 60,637,365.84 : x
  2. Step 2: Convert to fraction form
    107,054,487.12/147,702,645 = 60,637,365.84/x
  3. Step 3: Cross multiply
    107,054,487.12x = 147,702,645 × 60,637,365.84
  4. Step 4: Simplify right side
    107,054,487.12x = 8,956,299,320,400,647
  5. Step 5: Solve for x
    x = 8,956,299,320,400,647/107,054,487.12
  6. Step 6: Final answer
    x = 83,661,129.59

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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.