Home / 375,903,322.36-564,408,489.24-210,231,415.98

Finding the Fourth Proportional to 375,903,322.36, 564,408,489.24 and 210,231,415.98

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Solution

The fourth proportional to 375,903,322.36, 564,408,489.24 and 210,231,415.98 is: 315,656,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,903,322.36 : 564,408,489.24 = 210,231,415.98 : x
  2. Step 2: Convert to fraction form
    375,903,322.36/564,408,489.24 = 210,231,415.98/x
  3. Step 3: Cross multiply
    375,903,322.36x = 564,408,489.24 × 210,231,415.98
  4. Step 4: Simplify right side
    375,903,322.36x = 118,656,395,884,057,792
  5. Step 5: Solve for x
    x = 118,656,395,884,057,792/375,903,322.36
  6. Step 6: Final answer
    x = 315,656,683.05

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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.