Home / 3,483,761,121.60-5,218,475,320.80-1,761,445,550.40

Finding the Fourth Proportional to 3,483,761,121.60, 5,218,475,320.80 and 1,761,445,550.40

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Solution

The fourth proportional to 3,483,761,121.60, 5,218,475,320.80 and 1,761,445,550.40 is: 2,638,544,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483,761,121.60 : 5,218,475,320.80 = 1,761,445,550.40 : x
  2. Step 2: Convert to fraction form
    3,483,761,121.60/5,218,475,320.80 = 1,761,445,550.40/x
  3. Step 3: Cross multiply
    3,483,761,121.60x = 5,218,475,320.80 × 1,761,445,550.40
  4. Step 4: Simplify right side
    3,483,761,121.60x = 9,192,060,133,695,373,312
  5. Step 5: Solve for x
    x = 9,192,060,133,695,373,312/3,483,761,121.60
  6. Step 6: Final answer
    x = 2,638,544,898.13

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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.