Home / 128,317,167,253.20-192,475,750,879.80-34,004,671,323.60

Finding the Fourth Proportional to 128,317,167,253.20, 192,475,750,879.80 and 34,004,671,323.60

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Solution

The fourth proportional to 128,317,167,253.20, 192,475,750,879.80 and 34,004,671,323.60 is: 51,007,006,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,317,167,253.20 : 192,475,750,879.80 = 34,004,671,323.60 : x
  2. Step 2: Convert to fraction form
    128,317,167,253.20/192,475,750,879.80 = 34,004,671,323.60/x
  3. Step 3: Cross multiply
    128,317,167,253.20x = 192,475,750,879.80 × 34,004,671,323.60
  4. Step 4: Simplify right side
    128,317,167,253.20x = 6,545,074,646,430,712,332,288
  5. Step 5: Solve for x
    x = 6,545,074,646,430,712,332,288/128,317,167,253.20
  6. Step 6: Final answer
    x = 51,007,006,985.40

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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.