Home / 99,462,844,952.18-149,271,634,460.82-69,422,018,281.64

Finding the Fourth Proportional to 99,462,844,952.18, 149,271,634,460.82 and 69,422,018,281.64

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Solution

The fourth proportional to 99,462,844,952.18, 149,271,634,460.82 and 69,422,018,281.64 is: 104,187,027,240.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,462,844,952.18 : 149,271,634,460.82 = 69,422,018,281.64 : x
  2. Step 2: Convert to fraction form
    99,462,844,952.18/149,271,634,460.82 = 69,422,018,281.64/x
  3. Step 3: Cross multiply
    99,462,844,952.18x = 149,271,634,460.82 × 69,422,018,281.64
  4. Step 4: Simplify right side
    99,462,844,952.18x = 10,362,738,136,468,582,039,552
  5. Step 5: Solve for x
    x = 10,362,738,136,468,582,039,552/99,462,844,952.18
  6. Step 6: Final answer
    x = 104,187,027,240.69

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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.