Home / 133,039,083.10-199,390,663.05-117,922,539.10

Finding the Fourth Proportional to 133,039,083.10, 199,390,663.05 and 117,922,539.10

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Solution

The fourth proportional to 133,039,083.10, 199,390,663.05 and 117,922,539.10 is: 176,734,931.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,039,083.10 : 199,390,663.05 = 117,922,539.10 : x
  2. Step 2: Convert to fraction form
    133,039,083.10/199,390,663.05 = 117,922,539.10/x
  3. Step 3: Cross multiply
    133,039,083.10x = 199,390,663.05 × 117,922,539.10
  4. Step 4: Simplify right side
    133,039,083.10x = 23,512,653,259,688,552
  5. Step 5: Solve for x
    x = 23,512,653,259,688,552/133,039,083.10
  6. Step 6: Final answer
    x = 176,734,931.66

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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.