Home / 1,412,775,213.63-1,949,610,751.50-786,243,475.50

Finding the Fourth Proportional to 1,412,775,213.63, 1,949,610,751.50 and 786,243,475.50

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Solution

The fourth proportional to 1,412,775,213.63, 1,949,610,751.50 and 786,243,475.50 is: 1,085,005,398.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,775,213.63 : 1,949,610,751.50 = 786,243,475.50 : x
  2. Step 2: Convert to fraction form
    1,412,775,213.63/1,949,610,751.50 = 786,243,475.50/x
  3. Step 3: Cross multiply
    1,412,775,213.63x = 1,949,610,751.50 × 786,243,475.50
  4. Step 4: Simplify right side
    1,412,775,213.63x = 1,532,868,733,131,526,912
  5. Step 5: Solve for x
    x = 1,532,868,733,131,526,912/1,412,775,213.63
  6. Step 6: Final answer
    x = 1,085,005,398.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.