Home / 315,811,290.40-473,716,935.60-244,059,200.80

Finding the Fourth Proportional to 315,811,290.40, 473,716,935.60 and 244,059,200.80

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Solution

The fourth proportional to 315,811,290.40, 473,716,935.60 and 244,059,200.80 is: 366,088,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,811,290.40 : 473,716,935.60 = 244,059,200.80 : x
  2. Step 2: Convert to fraction form
    315,811,290.40/473,716,935.60 = 244,059,200.80/x
  3. Step 3: Cross multiply
    315,811,290.40x = 473,716,935.60 × 244,059,200.80
  4. Step 4: Simplify right side
    315,811,290.40x = 115,614,976,707,961,072
  5. Step 5: Solve for x
    x = 115,614,976,707,961,072/315,811,290.40
  6. Step 6: Final answer
    x = 366,088,801.20

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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.