Home / 278,010,210.40-417,214,381.20-116,568,008.80

Finding the Fourth Proportional to 278,010,210.40, 417,214,381.20 and 116,568,008.80

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Solution

The fourth proportional to 278,010,210.40, 417,214,381.20 and 116,568,008.80 is: 174,935,480.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,010,210.40 : 417,214,381.20 = 116,568,008.80 : x
  2. Step 2: Convert to fraction form
    278,010,210.40/417,214,381.20 = 116,568,008.80/x
  3. Step 3: Cross multiply
    278,010,210.40x = 417,214,381.20 × 116,568,008.80
  4. Step 4: Simplify right side
    278,010,210.40x = 48,633,849,659,208,152
  5. Step 5: Solve for x
    x = 48,633,849,659,208,152/278,010,210.40
  6. Step 6: Final answer
    x = 174,935,480.21

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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.