Home / 208,834,580.49-313,399,073.34-98,175,301.35

Finding the Fourth Proportional to 208,834,580.49, 313,399,073.34 and 98,175,301.35

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Solution

The fourth proportional to 208,834,580.49, 313,399,073.34 and 98,175,301.35 is: 147,332,153.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,834,580.49 : 313,399,073.34 = 98,175,301.35 : x
  2. Step 2: Convert to fraction form
    208,834,580.49/313,399,073.34 = 98,175,301.35/x
  3. Step 3: Cross multiply
    208,834,580.49x = 313,399,073.34 × 98,175,301.35
  4. Step 4: Simplify right side
    208,834,580.49x = 30,768,048,467,965,248
  5. Step 5: Solve for x
    x = 30,768,048,467,965,248/208,834,580.49
  6. Step 6: Final answer
    x = 147,332,153.50

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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.