Home / 20,192,523,439.52-30,289,402,211.81-6,927,595,650.51

Finding the Fourth Proportional to 20,192,523,439.52, 30,289,402,211.81 and 6,927,595,650.51

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Solution

The fourth proportional to 20,192,523,439.52, 30,289,402,211.81 and 6,927,595,650.51 is: 10,391,605,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,192,523,439.52 : 30,289,402,211.81 = 6,927,595,650.51 : x
  2. Step 2: Convert to fraction form
    20,192,523,439.52/30,289,402,211.81 = 6,927,595,650.51/x
  3. Step 3: Cross multiply
    20,192,523,439.52x = 30,289,402,211.81 × 6,927,595,650.51
  4. Step 4: Simplify right side
    20,192,523,439.52x = 209,832,731,019,082,956,800
  5. Step 5: Solve for x
    x = 209,832,731,019,082,956,800/20,192,523,439.52
  6. Step 6: Final answer
    x = 10,391,605,172.46

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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.