Home / 91,148,204.48-125,776,551.68-53,971,815.36

Finding the Fourth Proportional to 91,148,204.48, 125,776,551.68 and 53,971,815.36

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Solution

The fourth proportional to 91,148,204.48, 125,776,551.68 and 53,971,815.36 is: 74,476,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,148,204.48 : 125,776,551.68 = 53,971,815.36 : x
  2. Step 2: Convert to fraction form
    91,148,204.48/125,776,551.68 = 53,971,815.36/x
  3. Step 3: Cross multiply
    91,148,204.48x = 125,776,551.68 × 53,971,815.36
  4. Step 4: Simplify right side
    91,148,204.48x = 6,788,388,823,890,458
  5. Step 5: Solve for x
    x = 6,788,388,823,890,458/91,148,204.48
  6. Step 6: Final answer
    x = 74,476,385.60

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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.