Home / 412,018,575,374.60-618,098,272,913.55-169,863,311,148.84

Finding the Fourth Proportional to 412,018,575,374.60, 618,098,272,913.55 and 169,863,311,148.84

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Solution

The fourth proportional to 412,018,575,374.60, 618,098,272,913.55 and 169,863,311,148.84 is: 254,823,994,663.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,018,575,374.60 : 618,098,272,913.55 = 169,863,311,148.84 : x
  2. Step 2: Convert to fraction form
    412,018,575,374.60/618,098,272,913.55 = 169,863,311,148.84/x
  3. Step 3: Cross multiply
    412,018,575,374.60x = 618,098,272,913.55 × 169,863,311,148.84
  4. Step 4: Simplify right side
    412,018,575,374.60x = 104,992,219,252,474,966,441,984
  5. Step 5: Solve for x
    x = 104,992,219,252,474,966,441,984/412,018,575,374.60
  6. Step 6: Final answer
    x = 254,823,994,663.39

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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.