Home / 1,909,492,292.52-2,864,239,234.20-859,003,490.16

Finding the Fourth Proportional to 1,909,492,292.52, 2,864,239,234.20 and 859,003,490.16

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Solution

The fourth proportional to 1,909,492,292.52, 2,864,239,234.20 and 859,003,490.16 is: 1,288,505,593.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,492,292.52 : 2,864,239,234.20 = 859,003,490.16 : x
  2. Step 2: Convert to fraction form
    1,909,492,292.52/2,864,239,234.20 = 859,003,490.16/x
  3. Step 3: Cross multiply
    1,909,492,292.52x = 2,864,239,234.20 × 859,003,490.16
  4. Step 4: Simplify right side
    1,909,492,292.52x = 2,460,391,498,831,005,184
  5. Step 5: Solve for x
    x = 2,460,391,498,831,005,184/1,909,492,292.52
  6. Step 6: Final answer
    x = 1,288,505,593.07

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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.