Home / 3,365,954,409.78-5,048,931,658.50-912,291,312.78

Finding the Fourth Proportional to 3,365,954,409.78, 5,048,931,658.50 and 912,291,312.78

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Solution

The fourth proportional to 3,365,954,409.78, 5,048,931,658.50 and 912,291,312.78 is: 1,368,436,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365,954,409.78 : 5,048,931,658.50 = 912,291,312.78 : x
  2. Step 2: Convert to fraction form
    3,365,954,409.78/5,048,931,658.50 = 912,291,312.78/x
  3. Step 3: Cross multiply
    3,365,954,409.78x = 5,048,931,658.50 × 912,291,312.78
  4. Step 4: Simplify right side
    3,365,954,409.78x = 4,606,096,490,869,467,648
  5. Step 5: Solve for x
    x = 4,606,096,490,869,467,648/3,365,954,409.78
  6. Step 6: Final answer
    x = 1,368,436,981.05

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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.