Home / 249,753,451.52-344,580,528.69-145,311,344.69

Finding the Fourth Proportional to 249,753,451.52, 344,580,528.69 and 145,311,344.69

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Solution

The fourth proportional to 249,753,451.52, 344,580,528.69 and 145,311,344.69 is: 200,483,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,753,451.52 : 344,580,528.69 = 145,311,344.69 : x
  2. Step 2: Convert to fraction form
    249,753,451.52/344,580,528.69 = 145,311,344.69/x
  3. Step 3: Cross multiply
    249,753,451.52x = 344,580,528.69 × 145,311,344.69
  4. Step 4: Simplify right side
    249,753,451.52x = 50,071,459,978,918,400
  5. Step 5: Solve for x
    x = 50,071,459,978,918,400/249,753,451.52
  6. Step 6: Final answer
    x = 200,483,555.58

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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.