Home / 161,607,293.62-223,018,746.23-91,043,750.45

Finding the Fourth Proportional to 161,607,293.62, 223,018,746.23 and 91,043,750.45

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Solution

The fourth proportional to 161,607,293.62, 223,018,746.23 and 91,043,750.45 is: 125,640,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,607,293.62 : 223,018,746.23 = 91,043,750.45 : x
  2. Step 2: Convert to fraction form
    161,607,293.62/223,018,746.23 = 91,043,750.45/x
  3. Step 3: Cross multiply
    161,607,293.62x = 223,018,746.23 × 91,043,750.45
  4. Step 4: Simplify right side
    161,607,293.62x = 20,304,463,078,221,152
  5. Step 5: Solve for x
    x = 20,304,463,078,221,152/161,607,293.62
  6. Step 6: Final answer
    x = 125,640,759.30

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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.