Home / 334,654,928.80-502,990,162.80-290,313,066.40

Finding the Fourth Proportional to 334,654,928.80, 502,990,162.80 and 290,313,066.40

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Solution

The fourth proportional to 334,654,928.80, 502,990,162.80 and 290,313,066.40 is: 436,343,839.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,654,928.80 : 502,990,162.80 = 290,313,066.40 : x
  2. Step 2: Convert to fraction form
    334,654,928.80/502,990,162.80 = 290,313,066.40/x
  3. Step 3: Cross multiply
    334,654,928.80x = 502,990,162.80 × 290,313,066.40
  4. Step 4: Simplify right side
    334,654,928.80x = 146,024,616,531,503,200
  5. Step 5: Solve for x
    x = 146,024,616,531,503,200/334,654,928.80
  6. Step 6: Final answer
    x = 436,343,839.47

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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.