Home / 100,096,264.55-138,147,347.09-56,046,102.15

Finding the Fourth Proportional to 100,096,264.55, 138,147,347.09 and 56,046,102.15

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Solution

The fourth proportional to 100,096,264.55, 138,147,347.09 and 56,046,102.15 is: 77,351,740.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,096,264.55 : 138,147,347.09 = 56,046,102.15 : x
  2. Step 2: Convert to fraction form
    100,096,264.55/138,147,347.09 = 56,046,102.15/x
  3. Step 3: Cross multiply
    100,096,264.55x = 138,147,347.09 × 56,046,102.15
  4. Step 4: Simplify right side
    100,096,264.55x = 7,742,620,326,477,415
  5. Step 5: Solve for x
    x = 7,742,620,326,477,415/100,096,264.55
  6. Step 6: Final answer
    x = 77,351,740.96

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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.