Home / 242,571,822.12-363,817,871.46-87,093,443.16

Finding the Fourth Proportional to 242,571,822.12, 363,817,871.46 and 87,093,443.16

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Solution

The fourth proportional to 242,571,822.12, 363,817,871.46 and 87,093,443.16 is: 130,625,852.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,571,822.12 : 363,817,871.46 = 87,093,443.16 : x
  2. Step 2: Convert to fraction form
    242,571,822.12/363,817,871.46 = 87,093,443.16/x
  3. Step 3: Cross multiply
    242,571,822.12x = 363,817,871.46 × 87,093,443.16
  4. Step 4: Simplify right side
    242,571,822.12x = 31,686,151,108,593,692
  5. Step 5: Solve for x
    x = 31,686,151,108,593,692/242,571,822.12
  6. Step 6: Final answer
    x = 130,625,852.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.