Home / 9,928,641,457.09-14,898,756,861.03-5,510,768,487.49

Finding the Fourth Proportional to 9,928,641,457.09, 14,898,756,861.03 and 5,510,768,487.49

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Solution

The fourth proportional to 9,928,641,457.09, 14,898,756,861.03 and 5,510,768,487.49 is: 8,269,368,993.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928,641,457.09 : 14,898,756,861.03 = 5,510,768,487.49 : x
  2. Step 2: Convert to fraction form
    9,928,641,457.09/14,898,756,861.03 = 5,510,768,487.49/x
  3. Step 3: Cross multiply
    9,928,641,457.09x = 14,898,756,861.03 × 5,510,768,487.49
  4. Step 4: Simplify right side
    9,928,641,457.09x = 82,103,599,812,539,547,648
  5. Step 5: Solve for x
    x = 82,103,599,812,539,547,648/9,928,641,457.09
  6. Step 6: Final answer
    x = 8,269,368,993.47

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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.