Home / 121,606,623.47-182,591,953.79-105,262,598.39

Finding the Fourth Proportional to 121,606,623.47, 182,591,953.79 and 105,262,598.39

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Solution

The fourth proportional to 121,606,623.47, 182,591,953.79 and 105,262,598.39 is: 158,051,452.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,606,623.47 : 182,591,953.79 = 105,262,598.39 : x
  2. Step 2: Convert to fraction form
    121,606,623.47/182,591,953.79 = 105,262,598.39/x
  3. Step 3: Cross multiply
    121,606,623.47x = 182,591,953.79 × 105,262,598.39
  4. Step 4: Simplify right side
    121,606,623.47x = 19,220,103,499,602,936
  5. Step 5: Solve for x
    x = 19,220,103,499,602,936/121,606,623.47
  6. Step 6: Final answer
    x = 158,051,452.72

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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.