Home / 1,381,930,024.16-2,072,895,036.32-461,806,362.72

Finding the Fourth Proportional to 1,381,930,024.16, 2,072,895,036.32 and 461,806,362.72

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Solution

The fourth proportional to 1,381,930,024.16, 2,072,895,036.32 and 461,806,362.72 is: 692,709,544.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,930,024.16 : 2,072,895,036.32 = 461,806,362.72 : x
  2. Step 2: Convert to fraction form
    1,381,930,024.16/2,072,895,036.32 = 461,806,362.72/x
  3. Step 3: Cross multiply
    1,381,930,024.16x = 2,072,895,036.32 × 461,806,362.72
  4. Step 4: Simplify right side
    1,381,930,024.16x = 957,276,117,023,281,536
  5. Step 5: Solve for x
    x = 957,276,117,023,281,536/1,381,930,024.16
  6. Step 6: Final answer
    x = 692,709,544.11

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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.