Home / 119,289,301.80-178,933,952.70-61,893,673.80

Finding the Fourth Proportional to 119,289,301.80, 178,933,952.70 and 61,893,673.80

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Solution

The fourth proportional to 119,289,301.80, 178,933,952.70 and 61,893,673.80 is: 92,840,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,289,301.80 : 178,933,952.70 = 61,893,673.80 : x
  2. Step 2: Convert to fraction form
    119,289,301.80/178,933,952.70 = 61,893,673.80/x
  3. Step 3: Cross multiply
    119,289,301.80x = 178,933,952.70 × 61,893,673.80
  4. Step 4: Simplify right side
    119,289,301.80x = 11,074,879,700,158,428
  5. Step 5: Solve for x
    x = 11,074,879,700,158,428/119,289,301.80
  6. Step 6: Final answer
    x = 92,840,510.70

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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.