Home / 2,188,474,962.76-3,020,091,456.13-1,184,892,407.06

Finding the Fourth Proportional to 2,188,474,962.76, 3,020,091,456.13 and 1,184,892,407.06

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Solution

The fourth proportional to 2,188,474,962.76, 3,020,091,456.13 and 1,184,892,407.06 is: 1,635,149,360.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,474,962.76 : 3,020,091,456.13 = 1,184,892,407.06 : x
  2. Step 2: Convert to fraction form
    2,188,474,962.76/3,020,091,456.13 = 1,184,892,407.06/x
  3. Step 3: Cross multiply
    2,188,474,962.76x = 3,020,091,456.13 × 1,184,892,407.06
  4. Step 4: Simplify right side
    2,188,474,962.76x = 3,578,483,434,999,803,904
  5. Step 5: Solve for x
    x = 3,578,483,434,999,803,904/2,188,474,962.76
  6. Step 6: Final answer
    x = 1,635,149,360.12

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1.5x scale

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.