Home / 334,655,118.80-502,990,447.80-290,313,256.40

Finding the Fourth Proportional to 334,655,118.80, 502,990,447.80 and 290,313,256.40

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Solution

The fourth proportional to 334,655,118.80, 502,990,447.80 and 290,313,256.40 is: 436,344,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,655,118.80 : 502,990,447.80 = 290,313,256.40 : x
  2. Step 2: Convert to fraction form
    334,655,118.80/502,990,447.80 = 290,313,256.40/x
  3. Step 3: Cross multiply
    334,655,118.80x = 502,990,447.80 × 290,313,256.40
  4. Step 4: Simplify right side
    334,655,118.80x = 146,024,794,838,912,192
  5. Step 5: Solve for x
    x = 146,024,794,838,912,192/334,655,118.80
  6. Step 6: Final answer
    x = 436,344,124.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.