Home / 107,728,972.04-148,666,925.58-61,322,209.86

Finding the Fourth Proportional to 107,728,972.04, 148,666,925.58 and 61,322,209.86

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Solution

The fourth proportional to 107,728,972.04, 148,666,925.58 and 61,322,209.86 is: 84,625,187.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,728,972.04 : 148,666,925.58 = 61,322,209.86 : x
  2. Step 2: Convert to fraction form
    107,728,972.04/148,666,925.58 = 61,322,209.86/x
  3. Step 3: Cross multiply
    107,728,972.04x = 148,666,925.58 × 61,322,209.86
  4. Step 4: Simplify right side
    107,728,972.04x = 9,116,584,409,657,762
  5. Step 5: Solve for x
    x = 9,116,584,409,657,762/107,728,972.04
  6. Step 6: Final answer
    x = 84,625,187.05

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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.