Home / 90,831,206.60-136,246,809.90-58,582,579.40

Finding the Fourth Proportional to 90,831,206.60, 136,246,809.90 and 58,582,579.40

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Solution

The fourth proportional to 90,831,206.60, 136,246,809.90 and 58,582,579.40 is: 87,873,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,831,206.60 : 136,246,809.90 = 58,582,579.40 : x
  2. Step 2: Convert to fraction form
    90,831,206.60/136,246,809.90 = 58,582,579.40/x
  3. Step 3: Cross multiply
    90,831,206.60x = 136,246,809.90 × 58,582,579.40
  4. Step 4: Simplify right side
    90,831,206.60x = 7,981,689,558,963,456
  5. Step 5: Solve for x
    x = 7,981,689,558,963,456/90,831,206.60
  6. Step 6: Final answer
    x = 87,873,869.10

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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.