Home / 308,302,880.08-425,418,870.76-169,036,994.48

Finding the Fourth Proportional to 308,302,880.08, 425,418,870.76 and 169,036,994.48

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Solution

The fourth proportional to 308,302,880.08, 425,418,870.76 and 169,036,994.48 is: 233,249,612.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,302,880.08 : 425,418,870.76 = 169,036,994.48 : x
  2. Step 2: Convert to fraction form
    308,302,880.08/425,418,870.76 = 169,036,994.48/x
  3. Step 3: Cross multiply
    308,302,880.08x = 425,418,870.76 × 169,036,994.48
  4. Step 4: Simplify right side
    308,302,880.08x = 71,911,527,308,345,944
  5. Step 5: Solve for x
    x = 71,911,527,308,345,944/308,302,880.08
  6. Step 6: Final answer
    x = 233,249,612.49

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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.