Home / 480,133,610.71-662,585,055.11-260,117,036.71

Finding the Fourth Proportional to 480,133,610.71, 662,585,055.11 and 260,117,036.71

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Solution

The fourth proportional to 480,133,610.71, 662,585,055.11 and 260,117,036.71 is: 358,961,874.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,133,610.71 : 662,585,055.11 = 260,117,036.71 : x
  2. Step 2: Convert to fraction form
    480,133,610.71/662,585,055.11 = 260,117,036.71/x
  3. Step 3: Cross multiply
    480,133,610.71x = 662,585,055.11 × 260,117,036.71
  4. Step 4: Simplify right side
    480,133,610.71x = 172,349,661,101,563,648
  5. Step 5: Solve for x
    x = 172,349,661,101,563,648/480,133,610.71
  6. Step 6: Final answer
    x = 358,961,874.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.