Home / 153,460,215.04-211,772,625.28-83,844,101.12

Finding the Fourth Proportional to 153,460,215.04, 211,772,625.28 and 83,844,101.12

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Solution

The fourth proportional to 153,460,215.04, 211,772,625.28 and 83,844,101.12 is: 115,703,509.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,460,215.04 : 211,772,625.28 = 83,844,101.12 : x
  2. Step 2: Convert to fraction form
    153,460,215.04/211,772,625.28 = 83,844,101.12/x
  3. Step 3: Cross multiply
    153,460,215.04x = 211,772,625.28 × 83,844,101.12
  4. Step 4: Simplify right side
    153,460,215.04x = 17,755,885,408,424,190
  5. Step 5: Solve for x
    x = 17,755,885,408,424,190/153,460,215.04
  6. Step 6: Final answer
    x = 115,703,509.24

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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.