Home / 161,870,243.10-242,805,364.65-144,864,131.10

Finding the Fourth Proportional to 161,870,243.10, 242,805,364.65 and 144,864,131.10

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Solution

The fourth proportional to 161,870,243.10, 242,805,364.65 and 144,864,131.10 is: 217,296,196.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,870,243.10 : 242,805,364.65 = 144,864,131.10 : x
  2. Step 2: Convert to fraction form
    161,870,243.10/242,805,364.65 = 144,864,131.10/x
  3. Step 3: Cross multiply
    161,870,243.10x = 242,805,364.65 × 144,864,131.10
  4. Step 4: Simplify right side
    161,870,243.10x = 35,173,788,176,440,904
  5. Step 5: Solve for x
    x = 35,173,788,176,440,904/161,870,243.10
  6. Step 6: Final answer
    x = 217,296,196.65

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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.