Home / 742,613,901.60-1,024,583,703.10-445,147,607.37

Finding the Fourth Proportional to 742,613,901.60, 1,024,583,703.10 and 445,147,607.37

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Solution

The fourth proportional to 742,613,901.60, 1,024,583,703.10 and 445,147,607.37 is: 614,169,736.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,613,901.60 : 1,024,583,703.10 = 445,147,607.37 : x
  2. Step 2: Convert to fraction form
    742,613,901.60/1,024,583,703.10 = 445,147,607.37/x
  3. Step 3: Cross multiply
    742,613,901.60x = 1,024,583,703.10 × 445,147,607.37
  4. Step 4: Simplify right side
    742,613,901.60x = 456,090,983,985,259,456
  5. Step 5: Solve for x
    x = 456,090,983,985,259,456/742,613,901.60
  6. Step 6: Final answer
    x = 614,169,736.12

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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.