Home / 1,596,641,738.18-2,203,342,149.66-891,804,005.78

Finding the Fourth Proportional to 1,596,641,738.18, 2,203,342,149.66 and 891,804,005.78

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Solution

The fourth proportional to 1,596,641,738.18, 2,203,342,149.66 and 891,804,005.78 is: 1,230,676,430.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596,641,738.18 : 2,203,342,149.66 = 891,804,005.78 : x
  2. Step 2: Convert to fraction form
    1,596,641,738.18/2,203,342,149.66 = 891,804,005.78/x
  3. Step 3: Cross multiply
    1,596,641,738.18x = 2,203,342,149.66 × 891,804,005.78
  4. Step 4: Simplify right side
    1,596,641,738.18x = 1,964,949,355,170,704,128
  5. Step 5: Solve for x
    x = 1,964,949,355,170,704,128/1,596,641,738.18
  6. Step 6: Final answer
    x = 1,230,676,430.53

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1.5x scale

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.