Home / 203,423,179,602.70-305,134,769,404.05-61,931,477,457.10

Finding the Fourth Proportional to 203,423,179,602.70, 305,134,769,404.05 and 61,931,477,457.10

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Solution

The fourth proportional to 203,423,179,602.70, 305,134,769,404.05 and 61,931,477,457.10 is: 92,897,216,185.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,423,179,602.70 : 305,134,769,404.05 = 61,931,477,457.10 : x
  2. Step 2: Convert to fraction form
    203,423,179,602.70/305,134,769,404.05 = 61,931,477,457.10/x
  3. Step 3: Cross multiply
    203,423,179,602.70x = 305,134,769,404.05 × 61,931,477,457.10
  4. Step 4: Simplify right side
    203,423,179,602.70x = 18,897,447,092,724,330,135,552
  5. Step 5: Solve for x
    x = 18,897,447,092,724,330,135,552/203,423,179,602.70
  6. Step 6: Final answer
    x = 92,897,216,185.65

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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.