Home / 124,297,030.81-171,534,043.44-67,784,860.12

Finding the Fourth Proportional to 124,297,030.81, 171,534,043.44 and 67,784,860.12

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Solution

The fourth proportional to 124,297,030.81, 171,534,043.44 and 67,784,860.12 is: 93,545,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,297,030.81 : 171,534,043.44 = 67,784,860.12 : x
  2. Step 2: Convert to fraction form
    124,297,030.81/171,534,043.44 = 67,784,860.12/x
  3. Step 3: Cross multiply
    124,297,030.81x = 171,534,043.44 × 67,784,860.12
  4. Step 4: Simplify right side
    124,297,030.81x = 11,627,411,140,398,404
  5. Step 5: Solve for x
    x = 11,627,411,140,398,404/124,297,030.81
  6. Step 6: Final answer
    x = 93,545,365.20

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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.