Home / 79,492,314.70-119,238,472.05-43,118,130.70

Finding the Fourth Proportional to 79,492,314.70, 119,238,472.05 and 43,118,130.70

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Solution

The fourth proportional to 79,492,314.70, 119,238,472.05 and 43,118,130.70 is: 64,677,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,492,314.70 : 119,238,472.05 = 43,118,130.70 : x
  2. Step 2: Convert to fraction form
    79,492,314.70/119,238,472.05 = 43,118,130.70/x
  3. Step 3: Cross multiply
    79,492,314.70x = 119,238,472.05 × 43,118,130.70
  4. Step 4: Simplify right side
    79,492,314.70x = 5,141,340,022,320,197
  5. Step 5: Solve for x
    x = 5,141,340,022,320,197/79,492,314.70
  6. Step 6: Final answer
    x = 64,677,196.05

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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.