Home / 109,341,078.80-150,890,960.40-59,784,650.64

Finding the Fourth Proportional to 109,341,078.80, 150,890,960.40 and 59,784,650.64

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Solution

The fourth proportional to 109,341,078.80, 150,890,960.40 and 59,784,650.64 is: 82,502,966.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,341,078.80 : 150,890,960.40 = 59,784,650.64 : x
  2. Step 2: Convert to fraction form
    109,341,078.80/150,890,960.40 = 59,784,650.64/x
  3. Step 3: Cross multiply
    109,341,078.80x = 150,890,960.40 × 59,784,650.64
  4. Step 4: Simplify right side
    109,341,078.80x = 9,020,963,352,248,076
  5. Step 5: Solve for x
    x = 9,020,963,352,248,076/109,341,078.80
  6. Step 6: Final answer
    x = 82,502,966.42

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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.