Home / 247,351,369.66-341,477,412.42-190,712,411.47

Finding the Fourth Proportional to 247,351,369.66, 341,477,412.42 and 190,712,411.47

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Solution

The fourth proportional to 247,351,369.66, 341,477,412.42 and 190,712,411.47 is: 263,285,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,351,369.66 : 341,477,412.42 = 190,712,411.47 : x
  2. Step 2: Convert to fraction form
    247,351,369.66/341,477,412.42 = 190,712,411.47/x
  3. Step 3: Cross multiply
    247,351,369.66x = 341,477,412.42 × 190,712,411.47
  4. Step 4: Simplify right side
    247,351,369.66x = 65,123,980,784,371,528
  5. Step 5: Solve for x
    x = 65,123,980,784,371,528/247,351,369.66
  6. Step 6: Final answer
    x = 263,285,304.92

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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.