Home / 107,984,498.40-161,990,955.60-39,875,032.80

Finding the Fourth Proportional to 107,984,498.40, 161,990,955.60 and 39,875,032.80

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Solution

The fourth proportional to 107,984,498.40, 161,990,955.60 and 39,875,032.80 is: 59,817,795.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,984,498.40 : 161,990,955.60 = 39,875,032.80 : x
  2. Step 2: Convert to fraction form
    107,984,498.40/161,990,955.60 = 39,875,032.80/x
  3. Step 3: Cross multiply
    107,984,498.40x = 161,990,955.60 × 39,875,032.80
  4. Step 4: Simplify right side
    107,984,498.40x = 6,459,394,667,853,343
  5. Step 5: Solve for x
    x = 6,459,394,667,853,343/107,984,498.40
  6. Step 6: Final answer
    x = 59,817,795.74

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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.