Home / 89,043,485.40-133,565,228.10-73,926,941.40

Finding the Fourth Proportional to 89,043,485.40, 133,565,228.10 and 73,926,941.40

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Solution

The fourth proportional to 89,043,485.40, 133,565,228.10 and 73,926,941.40 is: 110,890,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,043,485.40 : 133,565,228.10 = 73,926,941.40 : x
  2. Step 2: Convert to fraction form
    89,043,485.40/133,565,228.10 = 73,926,941.40/x
  3. Step 3: Cross multiply
    89,043,485.40x = 133,565,228.10 × 73,926,941.40
  4. Step 4: Simplify right side
    89,043,485.40x = 9,874,068,790,826,334
  5. Step 5: Solve for x
    x = 9,874,068,790,826,334/89,043,485.40
  6. Step 6: Final answer
    x = 110,890,412.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.