Home / 98,007,466.40-147,011,199.60-82,701,965.60

Finding the Fourth Proportional to 98,007,466.40, 147,011,199.60 and 82,701,965.60

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Solution

The fourth proportional to 98,007,466.40, 147,011,199.60 and 82,701,965.60 is: 124,052,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,007,466.40 : 147,011,199.60 = 82,701,965.60 : x
  2. Step 2: Convert to fraction form
    98,007,466.40/147,011,199.60 = 82,701,965.60/x
  3. Step 3: Cross multiply
    98,007,466.40x = 147,011,199.60 × 82,701,965.60
  4. Step 4: Simplify right side
    98,007,466.40x = 12,158,115,172,133,932
  5. Step 5: Solve for x
    x = 12,158,115,172,133,932/98,007,466.40
  6. Step 6: Final answer
    x = 124,052,948.40

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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.