Home / 75,328,831.40-112,993,247.10-58,322,719.40

Finding the Fourth Proportional to 75,328,831.40, 112,993,247.10 and 58,322,719.40

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Solution

The fourth proportional to 75,328,831.40, 112,993,247.10 and 58,322,719.40 is: 87,484,079.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,328,831.40 : 112,993,247.10 = 58,322,719.40 : x
  2. Step 2: Convert to fraction form
    75,328,831.40/112,993,247.10 = 58,322,719.40/x
  3. Step 3: Cross multiply
    75,328,831.40x = 112,993,247.10 × 58,322,719.40
  4. Step 4: Simplify right side
    75,328,831.40x = 6,590,073,444,708,163
  5. Step 5: Solve for x
    x = 6,590,073,444,708,163/75,328,831.40
  6. Step 6: Final answer
    x = 87,484,079.10

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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.