Home / 105,353,939,562.08-145,388,544,196.07-57,181,992,724.82

Finding the Fourth Proportional to 105,353,939,562.08, 145,388,544,196.07 and 57,181,992,724.82

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Solution

The fourth proportional to 105,353,939,562.08, 145,388,544,196.07 and 57,181,992,724.82 is: 78,911,208,361.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,353,939,562.08 : 145,388,544,196.07 = 57,181,992,724.82 : x
  2. Step 2: Convert to fraction form
    105,353,939,562.08/145,388,544,196.07 = 57,181,992,724.82/x
  3. Step 3: Cross multiply
    105,353,939,562.08x = 145,388,544,196.07 × 57,181,992,724.82
  4. Step 4: Simplify right side
    105,353,939,562.08x = 8,313,606,676,491,845,763,072
  5. Step 5: Solve for x
    x = 8,313,606,676,491,845,763,072/105,353,939,562.08
  6. Step 6: Final answer
    x = 78,911,208,361.53

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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.