Home / 1,237,968,093.80-1,856,952,140.70-824,719,572.20

Finding the Fourth Proportional to 1,237,968,093.80, 1,856,952,140.70 and 824,719,572.20

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Solution

The fourth proportional to 1,237,968,093.80, 1,856,952,140.70 and 824,719,572.20 is: 1,237,079,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,968,093.80 : 1,856,952,140.70 = 824,719,572.20 : x
  2. Step 2: Convert to fraction form
    1,237,968,093.80/1,856,952,140.70 = 824,719,572.20/x
  3. Step 3: Cross multiply
    1,237,968,093.80x = 1,856,952,140.70 × 824,719,572.20
  4. Step 4: Simplify right side
    1,237,968,093.80x = 1,531,464,775,073,978,368
  5. Step 5: Solve for x
    x = 1,531,464,775,073,978,368/1,237,968,093.80
  6. Step 6: Final answer
    x = 1,237,079,358.30

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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.