Home / 70,438,288.40-97,204,952.35-39,076,338.19

Finding the Fourth Proportional to 70,438,288.40, 97,204,952.35 and 39,076,338.19

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Solution

The fourth proportional to 70,438,288.40, 97,204,952.35 and 39,076,338.19 is: 53,925,410.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,438,288.40 : 97,204,952.35 = 39,076,338.19 : x
  2. Step 2: Convert to fraction form
    70,438,288.40/97,204,952.35 = 39,076,338.19/x
  3. Step 3: Cross multiply
    70,438,288.40x = 97,204,952.35 × 39,076,338.19
  4. Step 4: Simplify right side
    70,438,288.40x = 3,798,413,592,215,581.50
  5. Step 5: Solve for x
    x = 3,798,413,592,215,581.50/70,438,288.40
  6. Step 6: Final answer
    x = 53,925,410.15

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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.