Home / 1,464,626,587.20-2,019,261,409.20-1,056,915,161.52

Finding the Fourth Proportional to 1,464,626,587.20, 2,019,261,409.20 and 1,056,915,161.52

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Solution

The fourth proportional to 1,464,626,587.20, 2,019,261,409.20 and 1,056,915,161.52 is: 1,457,155,029.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,626,587.20 : 2,019,261,409.20 = 1,056,915,161.52 : x
  2. Step 2: Convert to fraction form
    1,464,626,587.20/2,019,261,409.20 = 1,056,915,161.52/x
  3. Step 3: Cross multiply
    1,464,626,587.20x = 2,019,261,409.20 × 1,056,915,161.52
  4. Step 4: Simplify right side
    1,464,626,587.20x = 2,134,187,998,455,720,704
  5. Step 5: Solve for x
    x = 2,134,187,998,455,720,704/1,464,626,587.20
  6. Step 6: Final answer
    x = 1,457,155,029.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.