Home / 76,218,567.78-105,182,580.16-41,411,839.50

Finding the Fourth Proportional to 76,218,567.78, 105,182,580.16 and 41,411,839.50

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Solution

The fourth proportional to 76,218,567.78, 105,182,580.16 and 41,411,839.50 is: 57,148,858.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,218,567.78 : 105,182,580.16 = 41,411,839.50 : x
  2. Step 2: Convert to fraction form
    76,218,567.78/105,182,580.16 = 41,411,839.50/x
  3. Step 3: Cross multiply
    76,218,567.78x = 105,182,580.16 × 41,411,839.50
  4. Step 4: Simplify right side
    76,218,567.78x = 4,355,804,127,781,804
  5. Step 5: Solve for x
    x = 4,355,804,127,781,804/76,218,567.78
  6. Step 6: Final answer
    x = 57,148,858.27

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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.