Home / 125,188,416,116.40-187,782,624,174.60-112,804,943,271.60

Finding the Fourth Proportional to 125,188,416,116.40, 187,782,624,174.60 and 112,804,943,271.60

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Solution

The fourth proportional to 125,188,416,116.40, 187,782,624,174.60 and 112,804,943,271.60 is: 169,207,414,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,188,416,116.40 : 187,782,624,174.60 = 112,804,943,271.60 : x
  2. Step 2: Convert to fraction form
    125,188,416,116.40/187,782,624,174.60 = 112,804,943,271.60/x
  3. Step 3: Cross multiply
    125,188,416,116.40x = 187,782,624,174.60 × 112,804,943,271.60
  4. Step 4: Simplify right side
    125,188,416,116.40x = 21,182,808,267,407,935,668,224
  5. Step 5: Solve for x
    x = 21,182,808,267,407,935,668,224/125,188,416,116.40
  6. Step 6: Final answer
    x = 169,207,414,907.40

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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.