Home / 1,476,830,455.94-2,038,653,554.74-920,188,523.72

Finding the Fourth Proportional to 1,476,830,455.94, 2,038,653,554.74 and 920,188,523.72

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Solution

The fourth proportional to 1,476,830,455.94, 2,038,653,554.74 and 920,188,523.72 is: 1,270,251,163.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,830,455.94 : 2,038,653,554.74 = 920,188,523.72 : x
  2. Step 2: Convert to fraction form
    1,476,830,455.94/2,038,653,554.74 = 920,188,523.72/x
  3. Step 3: Cross multiply
    1,476,830,455.94x = 2,038,653,554.74 × 920,188,523.72
  4. Step 4: Simplify right side
    1,476,830,455.94x = 1,875,945,604,912,730,880
  5. Step 5: Solve for x
    x = 1,875,945,604,912,730,880/1,476,830,455.94
  6. Step 6: Final answer
    x = 1,270,251,163.47

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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.