Home / 140,674,918.40-211,049,702.40-49,789,030.40

Finding the Fourth Proportional to 140,674,918.40, 211,049,702.40 and 49,789,030.40

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Solution

The fourth proportional to 140,674,918.40, 211,049,702.40 and 49,789,030.40 is: 74,696,755.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,674,918.40 : 211,049,702.40 = 49,789,030.40 : x
  2. Step 2: Convert to fraction form
    140,674,918.40/211,049,702.40 = 49,789,030.40/x
  3. Step 3: Cross multiply
    140,674,918.40x = 211,049,702.40 × 49,789,030.40
  4. Step 4: Simplify right side
    140,674,918.40x = 10,507,960,048,704,552
  5. Step 5: Solve for x
    x = 10,507,960,048,704,552/140,674,918.40
  6. Step 6: Final answer
    x = 74,696,755.95

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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.