Home / 255,894,177,419.75-353,145,065,344.30-141,708,798,412.77

Finding the Fourth Proportional to 255,894,177,419.75, 353,145,065,344.30 and 141,708,798,412.77

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Solution

The fourth proportional to 255,894,177,419.75, 353,145,065,344.30 and 141,708,798,412.77 is: 195,564,289,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,894,177,419.75 : 353,145,065,344.30 = 141,708,798,412.77 : x
  2. Step 2: Convert to fraction form
    255,894,177,419.75/353,145,065,344.30 = 141,708,798,412.77/x
  3. Step 3: Cross multiply
    255,894,177,419.75x = 353,145,065,344.30 × 141,708,798,412.77
  4. Step 4: Simplify right side
    255,894,177,419.75x = 50,043,762,875,339,888,394,240
  5. Step 5: Solve for x
    x = 50,043,762,875,339,888,394,240/255,894,177,419.75
  6. Step 6: Final answer
    x = 195,564,289,035.20

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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.