Home / 124,297,036.31-171,534,051.02-67,784,865.64

Finding the Fourth Proportional to 124,297,036.31, 171,534,051.02 and 67,784,865.64

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Solution

The fourth proportional to 124,297,036.31, 171,534,051.02 and 67,784,865.64 is: 93,545,372.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,297,036.31 : 171,534,051.02 = 67,784,865.64 : x
  2. Step 2: Convert to fraction form
    124,297,036.31/171,534,051.02 = 67,784,865.64/x
  3. Step 3: Cross multiply
    124,297,036.31x = 171,534,051.02 × 67,784,865.64
  4. Step 4: Simplify right side
    124,297,036.31x = 11,627,412,601,075,606
  5. Step 5: Solve for x
    x = 11,627,412,601,075,606/124,297,036.31
  6. Step 6: Final answer
    x = 93,545,372.81

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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.