Home / 76,218,569.17-105,182,582.06-41,411,840.87

Finding the Fourth Proportional to 76,218,569.17, 105,182,582.06 and 41,411,840.87

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Solution

The fourth proportional to 76,218,569.17, 105,182,582.06 and 41,411,840.87 is: 57,148,860.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,218,569.17 : 105,182,582.06 = 41,411,840.87 : x
  2. Step 2: Convert to fraction form
    76,218,569.17/105,182,582.06 = 41,411,840.87/x
  3. Step 3: Cross multiply
    76,218,569.17x = 105,182,582.06 × 41,411,840.87
  4. Step 4: Simplify right side
    76,218,569.17x = 4,355,804,350,930,923
  5. Step 5: Solve for x
    x = 4,355,804,350,930,923/76,218,569.17
  6. Step 6: Final answer
    x = 57,148,860.16

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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.