Home / 463,942,909.84-695,454,689.22-217,859,030.32

Finding the Fourth Proportional to 463,942,909.84, 695,454,689.22 and 217,859,030.32

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Solution

The fourth proportional to 463,942,909.84, 695,454,689.22 and 217,859,030.32 is: 326,572,690.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,942,909.84 : 695,454,689.22 = 217,859,030.32 : x
  2. Step 2: Convert to fraction form
    463,942,909.84/695,454,689.22 = 217,859,030.32/x
  3. Step 3: Cross multiply
    463,942,909.84x = 695,454,689.22 × 217,859,030.32
  4. Step 4: Simplify right side
    463,942,909.84x = 151,511,084,224,966,144
  5. Step 5: Solve for x
    x = 151,511,084,224,966,144/463,942,909.84
  6. Step 6: Final answer
    x = 326,572,690.33

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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.