Home / 54,125,152.84-74,620,455.22-42,998,563.56

Finding the Fourth Proportional to 54,125,152.84, 74,620,455.22 and 42,998,563.56

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Solution

The fourth proportional to 54,125,152.84, 74,620,455.22 and 42,998,563.56 is: 59,280,615.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,125,152.84 : 74,620,455.22 = 42,998,563.56 : x
  2. Step 2: Convert to fraction form
    54,125,152.84/74,620,455.22 = 42,998,563.56/x
  3. Step 3: Cross multiply
    54,125,152.84x = 74,620,455.22 × 42,998,563.56
  4. Step 4: Simplify right side
    54,125,152.84x = 3,208,572,386,653,304
  5. Step 5: Solve for x
    x = 3,208,572,386,653,304/54,125,152.84
  6. Step 6: Final answer
    x = 59,280,615.73

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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.