Home / 576,047,972.66-863,974,582.76-161,429,440.10

Finding the Fourth Proportional to 576,047,972.66, 863,974,582.76 and 161,429,440.10

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Solution

The fourth proportional to 576,047,972.66, 863,974,582.76 and 161,429,440.10 is: 242,116,871.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,047,972.66 : 863,974,582.76 = 161,429,440.10 : x
  2. Step 2: Convert to fraction form
    576,047,972.66/863,974,582.76 = 161,429,440.10/x
  3. Step 3: Cross multiply
    576,047,972.66x = 863,974,582.76 × 161,429,440.10
  4. Step 4: Simplify right side
    576,047,972.66x = 139,470,933,155,577,904
  5. Step 5: Solve for x
    x = 139,470,933,155,577,904/576,047,972.66
  6. Step 6: Final answer
    x = 242,116,871.81

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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.