Home / 223,884,181.55-308,955,970.82-124,762,745.45

Finding the Fourth Proportional to 223,884,181.55, 308,955,970.82 and 124,762,745.45

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Solution

The fourth proportional to 223,884,181.55, 308,955,970.82 and 124,762,745.45 is: 172,170,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,884,181.55 : 308,955,970.82 = 124,762,745.45 : x
  2. Step 2: Convert to fraction form
    223,884,181.55/308,955,970.82 = 124,762,745.45/x
  3. Step 3: Cross multiply
    223,884,181.55x = 308,955,970.82 × 124,762,745.45
  4. Step 4: Simplify right side
    223,884,181.55x = 38,546,195,141,440,408
  5. Step 5: Solve for x
    x = 38,546,195,141,440,408/223,884,181.55
  6. Step 6: Final answer
    x = 172,170,248.36

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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.