Home / 692,619,220.08-1,038,942,077.40-226,281,929.04

Finding the Fourth Proportional to 692,619,220.08, 1,038,942,077.40 and 226,281,929.04

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Solution

The fourth proportional to 692,619,220.08, 1,038,942,077.40 and 226,281,929.04 is: 339,427,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,619,220.08 : 1,038,942,077.40 = 226,281,929.04 : x
  2. Step 2: Convert to fraction form
    692,619,220.08/1,038,942,077.40 = 226,281,929.04/x
  3. Step 3: Cross multiply
    692,619,220.08x = 1,038,942,077.40 × 226,281,929.04
  4. Step 4: Simplify right side
    692,619,220.08x = 235,093,817,434,896,960
  5. Step 5: Solve for x
    x = 235,093,817,434,896,960/692,619,220.08
  6. Step 6: Final answer
    x = 339,427,221.51

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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.