Home / 260,110,351.81-390,068,318.28-104,611,674.85

Finding the Fourth Proportional to 260,110,351.81, 390,068,318.28 and 104,611,674.85

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Solution

The fourth proportional to 260,110,351.81, 390,068,318.28 and 104,611,674.85 is: 156,878,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,110,351.81 : 390,068,318.28 = 104,611,674.85 : x
  2. Step 2: Convert to fraction form
    260,110,351.81/390,068,318.28 = 104,611,674.85/x
  3. Step 3: Cross multiply
    260,110,351.81x = 390,068,318.28 × 104,611,674.85
  4. Step 4: Simplify right side
    260,110,351.81x = 40,805,700,081,193,664
  5. Step 5: Solve for x
    x = 40,805,700,081,193,664/260,110,351.81
  6. Step 6: Final answer
    x = 156,878,416.40

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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.