Home / 115,896,291,951.60-173,844,437,927.40-71,265,451,618.80

Finding the Fourth Proportional to 115,896,291,951.60, 173,844,437,927.40 and 71,265,451,618.80

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Solution

The fourth proportional to 115,896,291,951.60, 173,844,437,927.40 and 71,265,451,618.80 is: 106,898,177,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,896,291,951.60 : 173,844,437,927.40 = 71,265,451,618.80 : x
  2. Step 2: Convert to fraction form
    115,896,291,951.60/173,844,437,927.40 = 71,265,451,618.80/x
  3. Step 3: Cross multiply
    115,896,291,951.60x = 173,844,437,927.40 × 71,265,451,618.80
  4. Step 4: Simplify right side
    115,896,291,951.60x = 12,389,102,380,312,604,704,768
  5. Step 5: Solve for x
    x = 12,389,102,380,312,604,704,768/115,896,291,951.60
  6. Step 6: Final answer
    x = 106,898,177,428.20

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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.