Home / 556,038,530.42-834,030,840.65-206,352,769.73

Finding the Fourth Proportional to 556,038,530.42, 834,030,840.65 and 206,352,769.73

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Solution

The fourth proportional to 556,038,530.42, 834,030,840.65 and 206,352,769.73 is: 309,519,151.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,038,530.42 : 834,030,840.65 = 206,352,769.73 : x
  2. Step 2: Convert to fraction form
    556,038,530.42/834,030,840.65 = 206,352,769.73/x
  3. Step 3: Cross multiply
    556,038,530.42x = 834,030,840.65 × 206,352,769.73
  4. Step 4: Simplify right side
    556,038,530.42x = 172,104,574,003,165,856
  5. Step 5: Solve for x
    x = 172,104,574,003,165,856/556,038,530.42
  6. Step 6: Final answer
    x = 309,519,151.26

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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.