Home / 123,264,018.60-184,896,027.90-87,432,210.60

Finding the Fourth Proportional to 123,264,018.60, 184,896,027.90 and 87,432,210.60

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Solution

The fourth proportional to 123,264,018.60, 184,896,027.90 and 87,432,210.60 is: 131,148,315.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,264,018.60 : 184,896,027.90 = 87,432,210.60 : x
  2. Step 2: Convert to fraction form
    123,264,018.60/184,896,027.90 = 87,432,210.60/x
  3. Step 3: Cross multiply
    123,264,018.60x = 184,896,027.90 × 87,432,210.60
  4. Step 4: Simplify right side
    123,264,018.60x = 16,165,868,450,456,276
  5. Step 5: Solve for x
    x = 16,165,868,450,456,276/123,264,018.60
  6. Step 6: Final answer
    x = 131,148,315.90

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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.