Home / 9,028,017,443.04-12,457,169,227.49-5,217,895,192.94

Finding the Fourth Proportional to 9,028,017,443.04, 12,457,169,227.49 and 5,217,895,192.94

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Solution

The fourth proportional to 9,028,017,443.04, 12,457,169,227.49 and 5,217,895,192.94 is: 7,199,831,395.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028,017,443.04 : 12,457,169,227.49 = 5,217,895,192.94 : x
  2. Step 2: Convert to fraction form
    9,028,017,443.04/12,457,169,227.49 = 5,217,895,192.94/x
  3. Step 3: Cross multiply
    9,028,017,443.04x = 12,457,169,227.49 × 5,217,895,192.94
  4. Step 4: Simplify right side
    9,028,017,443.04x = 65,000,203,429,719,130,112
  5. Step 5: Solve for x
    x = 65,000,203,429,719,130,112/9,028,017,443.04
  6. Step 6: Final answer
    x = 7,199,831,395.97

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Double scale
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1.5x scale

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.