Home / 1,155,522,228.72-1,594,623,766.48-626,886,214.80

Finding the Fourth Proportional to 1,155,522,228.72, 1,594,623,766.48 and 626,886,214.80

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Solution

The fourth proportional to 1,155,522,228.72, 1,594,623,766.48 and 626,886,214.80 is: 865,104,653.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,522,228.72 : 1,594,623,766.48 = 626,886,214.80 : x
  2. Step 2: Convert to fraction form
    1,155,522,228.72/1,594,623,766.48 = 626,886,214.80/x
  3. Step 3: Cross multiply
    1,155,522,228.72x = 1,594,623,766.48 × 626,886,214.80
  4. Step 4: Simplify right side
    1,155,522,228.72x = 999,647,656,998,766,208
  5. Step 5: Solve for x
    x = 999,647,656,998,766,208/1,155,522,228.72
  6. Step 6: Final answer
    x = 865,104,653.25

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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.