Home / 1,609,226,107.49-2,220,232,921.66-939,688,170.74

Finding the Fourth Proportional to 1,609,226,107.49, 2,220,232,921.66 and 939,688,170.74

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Solution

The fourth proportional to 1,609,226,107.49, 2,220,232,921.66 and 939,688,170.74 is: 1,296,478,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,226,107.49 : 2,220,232,921.66 = 939,688,170.74 : x
  2. Step 2: Convert to fraction form
    1,609,226,107.49/2,220,232,921.66 = 939,688,170.74/x
  3. Step 3: Cross multiply
    1,609,226,107.49x = 2,220,232,921.66 × 939,688,170.74
  4. Step 4: Simplify right side
    1,609,226,107.49x = 2,086,326,612,773,314,304
  5. Step 5: Solve for x
    x = 2,086,326,612,773,314,304/1,609,226,107.49
  6. Step 6: Final answer
    x = 1,296,478,228.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.