Home / 279,341,139,936.60-419,011,709,904.90-279,341,139,936.60

Finding the Fourth Proportional to 279,341,139,936.60, 419,011,709,904.90 and 279,341,139,936.60

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Solution

The fourth proportional to 279,341,139,936.60, 419,011,709,904.90 and 279,341,139,936.60 is: 419,011,709,904.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,341,139,936.60 : 419,011,709,904.90 = 279,341,139,936.60 : x
  2. Step 2: Convert to fraction form
    279,341,139,936.60/419,011,709,904.90 = 279,341,139,936.60/x
  3. Step 3: Cross multiply
    279,341,139,936.60x = 419,011,709,904.90 × 279,341,139,936.60
  4. Step 4: Simplify right side
    279,341,139,936.60x = 117,047,208,691,618,705,047,552
  5. Step 5: Solve for x
    x = 117,047,208,691,618,705,047,552/279,341,139,936.60
  6. Step 6: Final answer
    x = 419,011,709,904.90

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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.