Home / 893,668,279.80-1,340,502,419.70-247,436,023.80

Finding the Fourth Proportional to 893,668,279.80, 1,340,502,419.70 and 247,436,023.80

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Solution

The fourth proportional to 893,668,279.80, 1,340,502,419.70 and 247,436,023.80 is: 371,154,035.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,668,279.80 : 1,340,502,419.70 = 247,436,023.80 : x
  2. Step 2: Convert to fraction form
    893,668,279.80/1,340,502,419.70 = 247,436,023.80/x
  3. Step 3: Cross multiply
    893,668,279.80x = 1,340,502,419.70 × 247,436,023.80
  4. Step 4: Simplify right side
    893,668,279.80x = 331,688,588,624,846,848
  5. Step 5: Solve for x
    x = 331,688,588,624,846,848/893,668,279.80
  6. Step 6: Final answer
    x = 371,154,035.70

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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.