Home / 115,962,737.94-160,028,681.13-63,752,661.90

Finding the Fourth Proportional to 115,962,737.94, 160,028,681.13 and 63,752,661.90

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Solution

The fourth proportional to 115,962,737.94, 160,028,681.13 and 63,752,661.90 is: 87,978,729.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,962,737.94 : 160,028,681.13 = 63,752,661.90 : x
  2. Step 2: Convert to fraction form
    115,962,737.94/160,028,681.13 = 63,752,661.90/x
  3. Step 3: Cross multiply
    115,962,737.94x = 160,028,681.13 × 63,752,661.90
  4. Step 4: Simplify right side
    115,962,737.94x = 10,202,254,402,383,800
  5. Step 5: Solve for x
    x = 10,202,254,402,383,800/115,962,737.94
  6. Step 6: Final answer
    x = 87,978,729.92

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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.