Home / 73,201,070.40-101,018,507.69-40,160,719.02

Finding the Fourth Proportional to 73,201,070.40, 101,018,507.69 and 40,160,719.02

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Solution

The fourth proportional to 73,201,070.40, 101,018,507.69 and 40,160,719.02 is: 55,422,357.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,201,070.40 : 101,018,507.69 = 40,160,719.02 : x
  2. Step 2: Convert to fraction form
    73,201,070.40/101,018,507.69 = 40,160,719.02/x
  3. Step 3: Cross multiply
    73,201,070.40x = 101,018,507.69 × 40,160,719.02
  4. Step 4: Simplify right side
    73,201,070.40x = 4,056,975,903,157,799.50
  5. Step 5: Solve for x
    x = 4,056,975,903,157,799.50/73,201,070.40
  6. Step 6: Final answer
    x = 55,422,357.64

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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.