Home / 160,387,383.84-221,334,803.28-87,048,525.84

Finding the Fourth Proportional to 160,387,383.84, 221,334,803.28 and 87,048,525.84

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Solution

The fourth proportional to 160,387,383.84, 221,334,803.28 and 87,048,525.84 is: 120,127,081.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,387,383.84 : 221,334,803.28 = 87,048,525.84 : x
  2. Step 2: Convert to fraction form
    160,387,383.84/221,334,803.28 = 87,048,525.84/x
  3. Step 3: Cross multiply
    160,387,383.84x = 221,334,803.28 × 87,048,525.84
  4. Step 4: Simplify right side
    160,387,383.84x = 19,266,868,342,610,396
  5. Step 5: Solve for x
    x = 19,266,868,342,610,396/160,387,383.84
  6. Step 6: Final answer
    x = 120,127,081.58

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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.