Home / 1,042,371,588.65-1,563,556,062.26-266,017,267.40

Finding the Fourth Proportional to 1,042,371,588.65, 1,563,556,062.26 and 266,017,267.40

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Solution

The fourth proportional to 1,042,371,588.65, 1,563,556,062.26 and 266,017,267.40 is: 399,025,564.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,371,588.65 : 1,563,556,062.26 = 266,017,267.40 : x
  2. Step 2: Convert to fraction form
    1,042,371,588.65/1,563,556,062.26 = 266,017,267.40/x
  3. Step 3: Cross multiply
    1,042,371,588.65x = 1,563,556,062.26 × 266,017,267.40
  4. Step 4: Simplify right side
    1,042,371,588.65x = 415,932,911,101,956,736
  5. Step 5: Solve for x
    x = 415,932,911,101,956,736/1,042,371,588.65
  6. Step 6: Final answer
    x = 399,025,564.04

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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.