Home / 106,432,603.70-159,648,905.55-45,966,427.70

Finding the Fourth Proportional to 106,432,603.70, 159,648,905.55 and 45,966,427.70

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Solution

The fourth proportional to 106,432,603.70, 159,648,905.55 and 45,966,427.70 is: 68,949,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,432,603.70 : 159,648,905.55 = 45,966,427.70 : x
  2. Step 2: Convert to fraction form
    106,432,603.70/159,648,905.55 = 45,966,427.70/x
  3. Step 3: Cross multiply
    106,432,603.70x = 159,648,905.55 × 45,966,427.70
  4. Step 4: Simplify right side
    106,432,603.70x = 7,338,489,874,348,205
  5. Step 5: Solve for x
    x = 7,338,489,874,348,205/106,432,603.70
  6. Step 6: Final answer
    x = 68,949,641.55

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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.