Home / 556,440,017.42-834,720,562.30-206,645,053.08

Finding the Fourth Proportional to 556,440,017.42, 834,720,562.30 and 206,645,053.08

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Solution

The fourth proportional to 556,440,017.42, 834,720,562.30 and 206,645,053.08 is: 309,990,060.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,440,017.42 : 834,720,562.30 = 206,645,053.08 : x
  2. Step 2: Convert to fraction form
    556,440,017.42/834,720,562.30 = 206,645,053.08/x
  3. Step 3: Cross multiply
    556,440,017.42x = 834,720,562.30 × 206,645,053.08
  4. Step 4: Simplify right side
    556,440,017.42x = 172,490,874,903,450,944
  5. Step 5: Solve for x
    x = 172,490,874,903,450,944/556,440,017.42
  6. Step 6: Final answer
    x = 309,990,060.93

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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.