Home / 74,603,721.60-111,872,404.80-34,226,582.40

Finding the Fourth Proportional to 74,603,721.60, 111,872,404.80 and 34,226,582.40

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Solution

The fourth proportional to 74,603,721.60, 111,872,404.80 and 34,226,582.40 is: 51,324,652.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,603,721.60 : 111,872,404.80 = 34,226,582.40 : x
  2. Step 2: Convert to fraction form
    74,603,721.60/111,872,404.80 = 34,226,582.40/x
  3. Step 3: Cross multiply
    74,603,721.60x = 111,872,404.80 × 34,226,582.40
  4. Step 4: Simplify right side
    74,603,721.60x = 3,829,010,081,173,355.50
  5. Step 5: Solve for x
    x = 3,829,010,081,173,355.50/74,603,721.60
  6. Step 6: Final answer
    x = 51,324,652.43

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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.