Home / 208,041,773.77-287,096,931.19-119,935,351.36

Finding the Fourth Proportional to 208,041,773.77, 287,096,931.19 and 119,935,351.36

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Solution

The fourth proportional to 208,041,773.77, 287,096,931.19 and 119,935,351.36 is: 165,510,371.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,041,773.77 : 287,096,931.19 = 119,935,351.36 : x
  2. Step 2: Convert to fraction form
    208,041,773.77/287,096,931.19 = 119,935,351.36/x
  3. Step 3: Cross multiply
    208,041,773.77x = 287,096,931.19 × 119,935,351.36
  4. Step 4: Simplify right side
    208,041,773.77x = 34,433,071,317,159,184
  5. Step 5: Solve for x
    x = 34,433,071,317,159,184/208,041,773.77
  6. Step 6: Final answer
    x = 165,510,371.75

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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.