Home / 110,563,240.98-152,578,090.73-61,005,454.21

Finding the Fourth Proportional to 110,563,240.98, 152,578,090.73 and 61,005,454.21

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Solution

The fourth proportional to 110,563,240.98, 152,578,090.73 and 61,005,454.21 is: 84,187,978.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,563,240.98 : 152,578,090.73 = 61,005,454.21 : x
  2. Step 2: Convert to fraction form
    110,563,240.98/152,578,090.73 = 61,005,454.21/x
  3. Step 3: Cross multiply
    110,563,240.98x = 152,578,090.73 × 61,005,454.21
  4. Step 4: Simplify right side
    110,563,240.98x = 9,308,095,726,963,072
  5. Step 5: Solve for x
    x = 9,308,095,726,963,072/110,563,240.98
  6. Step 6: Final answer
    x = 84,187,978.25

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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.