Home / 123,927,160.02-171,018,535.59-68,171,380.26

Finding the Fourth Proportional to 123,927,160.02, 171,018,535.59 and 68,171,380.26

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Solution

The fourth proportional to 123,927,160.02, 171,018,535.59 and 68,171,380.26 is: 94,075,984.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,927,160.02 : 171,018,535.59 = 68,171,380.26 : x
  2. Step 2: Convert to fraction form
    123,927,160.02/171,018,535.59 = 68,171,380.26/x
  3. Step 3: Cross multiply
    123,927,160.02x = 171,018,535.59 × 68,171,380.26
  4. Step 4: Simplify right side
    123,927,160.02x = 11,658,569,621,214,234
  5. Step 5: Solve for x
    x = 11,658,569,621,214,234/123,927,160.02
  6. Step 6: Final answer
    x = 94,075,984.79

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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.