Home / 369,207,539.34-509,663,286.45-230,047,057.50

Finding the Fourth Proportional to 369,207,539.34, 509,663,286.45 and 230,047,057.50

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Solution

The fourth proportional to 369,207,539.34, 509,663,286.45 and 230,047,057.50 is: 317,562,690.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,207,539.34 : 509,663,286.45 = 230,047,057.50 : x
  2. Step 2: Convert to fraction form
    369,207,539.34/509,663,286.45 = 230,047,057.50/x
  3. Step 3: Cross multiply
    369,207,539.34x = 509,663,286.45 × 230,047,057.50
  4. Step 4: Simplify right side
    369,207,539.34x = 117,246,539,363,602,112
  5. Step 5: Solve for x
    x = 117,246,539,363,602,112/369,207,539.34
  6. Step 6: Final answer
    x = 317,562,690.01

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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.