Home / 290,764,117.80-436,146,176.70-246,926,140.20

Finding the Fourth Proportional to 290,764,117.80, 436,146,176.70 and 246,926,140.20

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Solution

The fourth proportional to 290,764,117.80, 436,146,176.70 and 246,926,140.20 is: 370,389,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,764,117.80 : 436,146,176.70 = 246,926,140.20 : x
  2. Step 2: Convert to fraction form
    290,764,117.80/436,146,176.70 = 246,926,140.20/x
  3. Step 3: Cross multiply
    290,764,117.80x = 436,146,176.70 × 246,926,140.20
  4. Step 4: Simplify right side
    290,764,117.80x = 107,695,891,975,518,160
  5. Step 5: Solve for x
    x = 107,695,891,975,518,160/290,764,117.80
  6. Step 6: Final answer
    x = 370,389,210.30

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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.