Home / 125,465,643.60-188,198,465.40-110,349,099.60

Finding the Fourth Proportional to 125,465,643.60, 188,198,465.40 and 110,349,099.60

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Solution

The fourth proportional to 125,465,643.60, 188,198,465.40 and 110,349,099.60 is: 165,523,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,465,643.60 : 188,198,465.40 = 110,349,099.60 : x
  2. Step 2: Convert to fraction form
    125,465,643.60/188,198,465.40 = 110,349,099.60/x
  3. Step 3: Cross multiply
    125,465,643.60x = 188,198,465.40 × 110,349,099.60
  4. Step 4: Simplify right side
    125,465,643.60x = 20,767,531,202,991,752
  5. Step 5: Solve for x
    x = 20,767,531,202,991,752/125,465,643.60
  6. Step 6: Final answer
    x = 165,523,649.40

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Double scale
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Similar ratio
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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.