Home / 347,966,888.49-480,211,544.18-215,850,452.91

Finding the Fourth Proportional to 347,966,888.49, 480,211,544.18 and 215,850,452.91

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Solution

The fourth proportional to 347,966,888.49, 480,211,544.18 and 215,850,452.91 is: 297,884,318.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,966,888.49 : 480,211,544.18 = 215,850,452.91 : x
  2. Step 2: Convert to fraction form
    347,966,888.49/480,211,544.18 = 215,850,452.91/x
  3. Step 3: Cross multiply
    347,966,888.49x = 480,211,544.18 × 215,850,452.91
  4. Step 4: Simplify right side
    347,966,888.49x = 103,653,879,301,235,968
  5. Step 5: Solve for x
    x = 103,653,879,301,235,968/347,966,888.49
  6. Step 6: Final answer
    x = 297,884,318.11

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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.