Home / 10,006,507,210.98-13,809,006,174.64-5,428,771,393.17

Finding the Fourth Proportional to 10,006,507,210.98, 13,809,006,174.64 and 5,428,771,393.17

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Solution

The fourth proportional to 10,006,507,210.98, 13,809,006,174.64 and 5,428,771,393.17 is: 7,491,718,749.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006,507,210.98 : 13,809,006,174.64 = 5,428,771,393.17 : x
  2. Step 2: Convert to fraction form
    10,006,507,210.98/13,809,006,174.64 = 5,428,771,393.17/x
  3. Step 3: Cross multiply
    10,006,507,210.98x = 13,809,006,174.64 × 5,428,771,393.17
  4. Step 4: Simplify right side
    10,006,507,210.98x = 74,965,937,688,993,529,856
  5. Step 5: Solve for x
    x = 74,965,937,688,993,529,856/10,006,507,210.98
  6. Step 6: Final answer
    x = 7,491,718,749.45

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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.