Home / 153,460,290.24-211,772,697.84-83,844,172.80

Finding the Fourth Proportional to 153,460,290.24, 211,772,697.84 and 83,844,172.80

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Solution

The fourth proportional to 153,460,290.24, 211,772,697.84 and 83,844,172.80 is: 115,703,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,460,290.24 : 211,772,697.84 = 83,844,172.80 : x
  2. Step 2: Convert to fraction form
    153,460,290.24/211,772,697.84 = 83,844,172.80/x
  3. Step 3: Cross multiply
    153,460,290.24x = 211,772,697.84 × 83,844,172.80
  4. Step 4: Simplify right side
    153,460,290.24x = 17,755,906,672,019,146
  5. Step 5: Solve for x
    x = 17,755,906,672,019,146/153,460,290.24
  6. Step 6: Final answer
    x = 115,703,591.10

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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.