Home / 208,041,774.77-287,096,932.57-119,935,352.36

Finding the Fourth Proportional to 208,041,774.77, 287,096,932.57 and 119,935,352.36

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Solution

The fourth proportional to 208,041,774.77, 287,096,932.57 and 119,935,352.36 is: 165,510,373.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,041,774.77 : 287,096,932.57 = 119,935,352.36 : x
  2. Step 2: Convert to fraction form
    208,041,774.77/287,096,932.57 = 119,935,352.36/x
  3. Step 3: Cross multiply
    208,041,774.77x = 287,096,932.57 × 119,935,352.36
  4. Step 4: Simplify right side
    208,041,774.77x = 34,433,071,769,258,108
  5. Step 5: Solve for x
    x = 34,433,071,769,258,108/208,041,774.77
  6. Step 6: Final answer
    x = 165,510,373.13

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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.