Home / 70,273,150.56-96,975,996.12-39,333,311.64

Finding the Fourth Proportional to 70,273,150.56, 96,975,996.12 and 39,333,311.64

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Solution

The fourth proportional to 70,273,150.56, 96,975,996.12 and 39,333,311.64 is: 54,279,437.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,273,150.56 : 96,975,996.12 = 39,333,311.64 : x
  2. Step 2: Convert to fraction form
    70,273,150.56/96,975,996.12 = 39,333,311.64/x
  3. Step 3: Cross multiply
    70,273,150.56x = 96,975,996.12 × 39,333,311.64
  4. Step 4: Simplify right side
    70,273,150.56x = 3,814,387,076,987,391
  5. Step 5: Solve for x
    x = 3,814,387,076,987,391/70,273,150.56
  6. Step 6: Final answer
    x = 54,279,437.40

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1.5x scale

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.