Home / 74,602,593,346.72-111,872,035,558.32-43,181,930,676.64

Finding the Fourth Proportional to 74,602,593,346.72, 111,872,035,558.32 and 43,181,930,676.64

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Solution

The fourth proportional to 74,602,593,346.72, 111,872,035,558.32 and 43,181,930,676.64 is: 64,754,457,820.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,602,593,346.72 : 111,872,035,558.32 = 43,181,930,676.64 : x
  2. Step 2: Convert to fraction form
    74,602,593,346.72/111,872,035,558.32 = 43,181,930,676.64/x
  3. Step 3: Cross multiply
    74,602,593,346.72x = 111,872,035,558.32 × 43,181,930,676.64
  4. Step 4: Simplify right side
    74,602,593,346.72x = 4,830,850,484,133,979,750,400
  5. Step 5: Solve for x
    x = 4,830,850,484,133,979,750,400/74,602,593,346.72
  6. Step 6: Final answer
    x = 64,754,457,820.02

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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.