Home / 161,870,197.60-242,805,296.40-144,864,085.60

Finding the Fourth Proportional to 161,870,197.60, 242,805,296.40 and 144,864,085.60

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Solution

The fourth proportional to 161,870,197.60, 242,805,296.40 and 144,864,085.60 is: 217,296,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,870,197.60 : 242,805,296.40 = 144,864,085.60 : x
  2. Step 2: Convert to fraction form
    161,870,197.60/242,805,296.40 = 144,864,085.60/x
  3. Step 3: Cross multiply
    161,870,197.60x = 242,805,296.40 × 144,864,085.60
  4. Step 4: Simplify right side
    161,870,197.60x = 35,173,767,241,822,972
  5. Step 5: Solve for x
    x = 35,173,767,241,822,972/161,870,197.60
  6. Step 6: Final answer
    x = 217,296,128.40

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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.