Home / 82,664,390,001.51-123,895,848,593.93-42,848,213,813.19

Finding the Fourth Proportional to 82,664,390,001.51, 123,895,848,593.93 and 42,848,213,813.19

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Solution

The fourth proportional to 82,664,390,001.51, 123,895,848,593.93 and 42,848,213,813.19 is: 64,220,105,066.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,664,390,001.51 : 123,895,848,593.93 = 42,848,213,813.19 : x
  2. Step 2: Convert to fraction form
    82,664,390,001.51/123,895,848,593.93 = 42,848,213,813.19/x
  3. Step 3: Cross multiply
    82,664,390,001.51x = 123,895,848,593.93 × 42,848,213,813.19
  4. Step 4: Simplify right side
    82,664,390,001.51x = 5,308,715,811,119,327,870,976
  5. Step 5: Solve for x
    x = 5,308,715,811,119,327,870,976/82,664,390,001.51
  6. Step 6: Final answer
    x = 64,220,105,066.07

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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.