Home / 210,361,843.53-315,576,672-64,795,337.22

Finding the Fourth Proportional to 210,361,843.53, 315,576,672 and 64,795,337.22

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Solution

The fourth proportional to 210,361,843.53, 315,576,672 and 64,795,337.22 is: 97,203,449.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,361,843.53 : 315,576,672 = 64,795,337.22 : x
  2. Step 2: Convert to fraction form
    210,361,843.53/315,576,672 = 64,795,337.22/x
  3. Step 3: Cross multiply
    210,361,843.53x = 315,576,672 × 64,795,337.22
  4. Step 4: Simplify right side
    210,361,843.53x = 20,447,896,881,005,332
  5. Step 5: Solve for x
    x = 20,447,896,881,005,332/210,361,843.53
  6. Step 6: Final answer
    x = 97,203,449.72

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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.