Home / 103,396,092,619.18-155,141,263,508.13-53,066,869,728.97

Finding the Fourth Proportional to 103,396,092,619.18, 155,141,263,508.13 and 53,066,869,728.97

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Solution

The fourth proportional to 103,396,092,619.18, 155,141,263,508.13 and 53,066,869,728.97 is: 79,624,490,748.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,396,092,619.18 : 155,141,263,508.13 = 53,066,869,728.97 : x
  2. Step 2: Convert to fraction form
    103,396,092,619.18/155,141,263,508.13 = 53,066,869,728.97/x
  3. Step 3: Cross multiply
    103,396,092,619.18x = 155,141,263,508.13 × 53,066,869,728.97
  4. Step 4: Simplify right side
    103,396,092,619.18x = 8,232,861,220,173,742,342,144
  5. Step 5: Solve for x
    x = 8,232,861,220,173,742,342,144/103,396,092,619.18
  6. Step 6: Final answer
    x = 79,624,490,748.37

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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.