Home / 434,553,628.50-601,263,141.12-378,915,069.24

Finding the Fourth Proportional to 434,553,628.50, 601,263,141.12 and 378,915,069.24

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Solution

The fourth proportional to 434,553,628.50, 601,263,141.12 and 378,915,069.24 is: 524,279,743.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,553,628.50 : 601,263,141.12 = 378,915,069.24 : x
  2. Step 2: Convert to fraction form
    434,553,628.50/601,263,141.12 = 378,915,069.24/x
  3. Step 3: Cross multiply
    434,553,628.50x = 601,263,141.12 × 378,915,069.24
  4. Step 4: Simplify right side
    434,553,628.50x = 227,827,664,748,944,704
  5. Step 5: Solve for x
    x = 227,827,664,748,944,704/434,553,628.50
  6. Step 6: Final answer
    x = 524,279,743.18

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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.