Home / 369,207,626.45-509,663,405.84-230,047,143.39

Finding the Fourth Proportional to 369,207,626.45, 509,663,405.84 and 230,047,143.39

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Solution

The fourth proportional to 369,207,626.45, 509,663,405.84 and 230,047,143.39 is: 317,562,808.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,207,626.45 : 509,663,405.84 = 230,047,143.39 : x
  2. Step 2: Convert to fraction form
    369,207,626.45/509,663,405.84 = 230,047,143.39/x
  3. Step 3: Cross multiply
    369,207,626.45x = 509,663,405.84 × 230,047,143.39
  4. Step 4: Simplify right side
    369,207,626.45x = 117,246,610,602,760,000
  5. Step 5: Solve for x
    x = 117,246,610,602,760,000/369,207,626.45
  6. Step 6: Final answer
    x = 317,562,808.04

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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.