Home / 98,416,005.40-147,624,008.10-92,842,168.60

Finding the Fourth Proportional to 98,416,005.40, 147,624,008.10 and 92,842,168.60

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Solution

The fourth proportional to 98,416,005.40, 147,624,008.10 and 92,842,168.60 is: 139,263,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,416,005.40 : 147,624,008.10 = 92,842,168.60 : x
  2. Step 2: Convert to fraction form
    98,416,005.40/147,624,008.10 = 92,842,168.60/x
  3. Step 3: Cross multiply
    98,416,005.40x = 147,624,008.10 × 92,842,168.60
  4. Step 4: Simplify right side
    98,416,005.40x = 13,705,733,049,427,964
  5. Step 5: Solve for x
    x = 13,705,733,049,427,964/98,416,005.40
  6. Step 6: Final answer
    x = 139,263,252.90

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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.