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Finding the Fourth Proportional to 982,369,907.70, 1,473,554,861.55 and 982,369,907.70

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Solution

The fourth proportional to 982,369,907.70, 1,473,554,861.55 and 982,369,907.70 is: 1,473,554,861.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,369,907.70 : 1,473,554,861.55 = 982,369,907.70 : x
  2. Step 2: Convert to fraction form
    982,369,907.70/1,473,554,861.55 = 982,369,907.70/x
  3. Step 3: Cross multiply
    982,369,907.70x = 1,473,554,861.55 × 982,369,907.70
  4. Step 4: Simplify right side
    982,369,907.70x = 1,447,575,953,331,759,872
  5. Step 5: Solve for x
    x = 1,447,575,953,331,759,872/982,369,907.70
  6. Step 6: Final answer
    x = 1,473,554,861.55

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1.5x scale

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.