Home / 348,178,944,124.80-522,268,416,187.20-127,569,668,630.40

Finding the Fourth Proportional to 348,178,944,124.80, 522,268,416,187.20 and 127,569,668,630.40

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Solution

The fourth proportional to 348,178,944,124.80, 522,268,416,187.20 and 127,569,668,630.40 is: 191,354,502,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,178,944,124.80 : 522,268,416,187.20 = 127,569,668,630.40 : x
  2. Step 2: Convert to fraction form
    348,178,944,124.80/522,268,416,187.20 = 127,569,668,630.40/x
  3. Step 3: Cross multiply
    348,178,944,124.80x = 522,268,416,187.20 × 127,569,668,630.40
  4. Step 4: Simplify right side
    348,178,944,124.80x = 66,625,608,789,124,938,989,568
  5. Step 5: Solve for x
    x = 66,625,608,789,124,938,989,568/348,178,944,124.80
  6. Step 6: Final answer
    x = 191,354,502,945.60

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1.5x scale

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.