Home / 160,677,021.88-221,758,528.04-97,989,488.11

Finding the Fourth Proportional to 160,677,021.88, 221,758,528.04 and 97,989,488.11

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Solution

The fourth proportional to 160,677,021.88, 221,758,528.04 and 97,989,488.11 is: 135,240,275.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,677,021.88 : 221,758,528.04 = 97,989,488.11 : x
  2. Step 2: Convert to fraction form
    160,677,021.88/221,758,528.04 = 97,989,488.11/x
  3. Step 3: Cross multiply
    160,677,021.88x = 221,758,528.04 × 97,989,488.11
  4. Step 4: Simplify right side
    160,677,021.88x = 21,730,004,646,176,732
  5. Step 5: Solve for x
    x = 21,730,004,646,176,732/160,677,021.88
  6. Step 6: Final answer
    x = 135,240,275.13

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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.