Home / 1,660,334,772.34-2,291,266,603.83-907,657,042.96

Finding the Fourth Proportional to 1,660,334,772.34, 2,291,266,603.83 and 907,657,042.96

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Solution

The fourth proportional to 1,660,334,772.34, 2,291,266,603.83 and 907,657,042.96 is: 1,252,569,243.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,334,772.34 : 2,291,266,603.83 = 907,657,042.96 : x
  2. Step 2: Convert to fraction form
    1,660,334,772.34/2,291,266,603.83 = 907,657,042.96/x
  3. Step 3: Cross multiply
    1,660,334,772.34x = 2,291,266,603.83 × 907,657,042.96
  4. Step 4: Simplify right side
    1,660,334,772.34x = 2,079,684,270,265,339,648
  5. Step 5: Solve for x
    x = 2,079,684,270,265,339,648/1,660,334,772.34
  6. Step 6: Final answer
    x = 1,252,569,243.81

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Why These Related Problems?

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