Home / 73,633,711,374.73-101,617,028,914.87-42,731,603,655.76

Finding the Fourth Proportional to 73,633,711,374.73, 101,617,028,914.87 and 42,731,603,655.76

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Solution

The fourth proportional to 73,633,711,374.73, 101,617,028,914.87 and 42,731,603,655.76 is: 58,971,068,050.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,633,711,374.73 : 101,617,028,914.87 = 42,731,603,655.76 : x
  2. Step 2: Convert to fraction form
    73,633,711,374.73/101,617,028,914.87 = 42,731,603,655.76/x
  3. Step 3: Cross multiply
    73,633,711,374.73x = 101,617,028,914.87 × 42,731,603,655.76
  4. Step 4: Simplify right side
    73,633,711,374.73x = 4,342,258,604,266,128,670,720
  5. Step 5: Solve for x
    x = 4,342,258,604,266,128,670,720/73,633,711,374.73
  6. Step 6: Final answer
    x = 58,971,068,050.17

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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.