Home / 713,127,913.70-1,069,691,870.55-195,610,667.90

Finding the Fourth Proportional to 713,127,913.70, 1,069,691,870.55 and 195,610,667.90

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Solution

The fourth proportional to 713,127,913.70, 1,069,691,870.55 and 195,610,667.90 is: 293,416,001.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,127,913.70 : 1,069,691,870.55 = 195,610,667.90 : x
  2. Step 2: Convert to fraction form
    713,127,913.70/1,069,691,870.55 = 195,610,667.90/x
  3. Step 3: Cross multiply
    713,127,913.70x = 1,069,691,870.55 × 195,610,667.90
  4. Step 4: Simplify right side
    713,127,913.70x = 209,243,141,245,485,824
  5. Step 5: Solve for x
    x = 209,243,141,245,485,824/713,127,913.70
  6. Step 6: Final answer
    x = 293,416,001.85

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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.