Home / 1,396,284,470.80-2,094,426,706.20-619,105,152.40

Finding the Fourth Proportional to 1,396,284,470.80, 2,094,426,706.20 and 619,105,152.40

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Solution

The fourth proportional to 1,396,284,470.80, 2,094,426,706.20 and 619,105,152.40 is: 928,657,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,284,470.80 : 2,094,426,706.20 = 619,105,152.40 : x
  2. Step 2: Convert to fraction form
    1,396,284,470.80/2,094,426,706.20 = 619,105,152.40/x
  3. Step 3: Cross multiply
    1,396,284,470.80x = 2,094,426,706.20 × 619,105,152.40
  4. Step 4: Simplify right side
    1,396,284,470.80x = 1,296,670,365,132,581,120
  5. Step 5: Solve for x
    x = 1,296,670,365,132,581,120/1,396,284,470.80
  6. Step 6: Final answer
    x = 928,657,728.60

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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.