Home / 100,333,384,844.10-138,463,011,292.96-54,610,621,710.24

Finding the Fourth Proportional to 100,333,384,844.10, 138,463,011,292.96 and 54,610,621,710.24

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Solution

The fourth proportional to 100,333,384,844.10, 138,463,011,292.96 and 54,610,621,710.24 is: 75,364,258,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,333,384,844.10 : 138,463,011,292.96 = 54,610,621,710.24 : x
  2. Step 2: Convert to fraction form
    100,333,384,844.10/138,463,011,292.96 = 54,610,621,710.24/x
  3. Step 3: Cross multiply
    100,333,384,844.10x = 138,463,011,292.96 × 54,610,621,710.24
  4. Step 4: Simplify right side
    100,333,384,844.10x = 7,561,551,130,580,527,087,616
  5. Step 5: Solve for x
    x = 7,561,551,130,580,527,087,616/100,333,384,844.10
  6. Step 6: Final answer
    x = 75,364,258,290.80

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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.