Home / 153,462,617.80-230,190,603.12-42,795,334.96

Finding the Fourth Proportional to 153,462,617.80, 230,190,603.12 and 42,795,334.96

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Solution

The fourth proportional to 153,462,617.80, 230,190,603.12 and 42,795,334.96 is: 64,192,075.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,462,617.80 : 230,190,603.12 = 42,795,334.96 : x
  2. Step 2: Convert to fraction form
    153,462,617.80/230,190,603.12 = 42,795,334.96/x
  3. Step 3: Cross multiply
    153,462,617.80x = 230,190,603.12 × 42,795,334.96
  4. Step 4: Simplify right side
    153,462,617.80x = 9,851,083,965,164,822
  5. Step 5: Solve for x
    x = 9,851,083,965,164,822/153,462,617.80
  6. Step 6: Final answer
    x = 64,192,075.61

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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.