Home / 695,535,681.47-1,043,464,689.21-229,180,408.36

Finding the Fourth Proportional to 695,535,681.47, 1,043,464,689.21 and 229,180,408.36

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Solution

The fourth proportional to 695,535,681.47, 1,043,464,689.21 and 229,180,408.36 is: 343,823,717.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,535,681.47 : 1,043,464,689.21 = 229,180,408.36 : x
  2. Step 2: Convert to fraction form
    695,535,681.47/1,043,464,689.21 = 229,180,408.36/x
  3. Step 3: Cross multiply
    695,535,681.47x = 1,043,464,689.21 × 229,180,408.36
  4. Step 4: Simplify right side
    695,535,681.47x = 239,141,663,580,650,496
  5. Step 5: Solve for x
    x = 239,141,663,580,650,496/695,535,681.47
  6. Step 6: Final answer
    x = 343,823,717.39

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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.