Home / 265,357,811.40-398,036,717.10-135,922,403.40

Finding the Fourth Proportional to 265,357,811.40, 398,036,717.10 and 135,922,403.40

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Solution

The fourth proportional to 265,357,811.40, 398,036,717.10 and 135,922,403.40 is: 203,883,605.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,357,811.40 : 398,036,717.10 = 135,922,403.40 : x
  2. Step 2: Convert to fraction form
    265,357,811.40/398,036,717.10 = 135,922,403.40/x
  3. Step 3: Cross multiply
    265,357,811.40x = 398,036,717.10 × 135,922,403.40
  4. Step 4: Simplify right side
    265,357,811.40x = 54,102,107,229,677,880
  5. Step 5: Solve for x
    x = 54,102,107,229,677,880/265,357,811.40
  6. Step 6: Final answer
    x = 203,883,605.10

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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.