Home / 91,655,900.34-126,487,539.68-49,842,411.15

Finding the Fourth Proportional to 91,655,900.34, 126,487,539.68 and 49,842,411.15

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Solution

The fourth proportional to 91,655,900.34, 126,487,539.68 and 49,842,411.15 is: 68,783,830.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,655,900.34 : 126,487,539.68 = 49,842,411.15 : x
  2. Step 2: Convert to fraction form
    91,655,900.34/126,487,539.68 = 49,842,411.15/x
  3. Step 3: Cross multiply
    91,655,900.34x = 126,487,539.68 × 49,842,411.15
  4. Step 4: Simplify right side
    91,655,900.34x = 6,304,443,958,207,106
  5. Step 5: Solve for x
    x = 6,304,443,958,207,106/91,655,900.34
  6. Step 6: Final answer
    x = 68,783,830.99

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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.