Home / 79,742,490.60-119,669,723.10-34,336,871.40

Finding the Fourth Proportional to 79,742,490.60, 119,669,723.10 and 34,336,871.40

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Solution

The fourth proportional to 79,742,490.60, 119,669,723.10 and 34,336,871.40 is: 51,529,415.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,742,490.60 : 119,669,723.10 = 34,336,871.40 : x
  2. Step 2: Convert to fraction form
    79,742,490.60/119,669,723.10 = 34,336,871.40/x
  3. Step 3: Cross multiply
    79,742,490.60x = 119,669,723.10 × 34,336,871.40
  4. Step 4: Simplify right side
    79,742,490.60x = 4,109,083,892,558,309
  5. Step 5: Solve for x
    x = 4,109,083,892,558,309/79,742,490.60
  6. Step 6: Final answer
    x = 51,529,415.02

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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.