Home / 12,882,537,620.40-19,323,806,430.60-9,576,549,447.60

Finding the Fourth Proportional to 12,882,537,620.40, 19,323,806,430.60 and 9,576,549,447.60

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Solution

The fourth proportional to 12,882,537,620.40, 19,323,806,430.60 and 9,576,549,447.60 is: 14,364,824,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,882,537,620.40 : 19,323,806,430.60 = 9,576,549,447.60 : x
  2. Step 2: Convert to fraction form
    12,882,537,620.40/19,323,806,430.60 = 9,576,549,447.60/x
  3. Step 3: Cross multiply
    12,882,537,620.40x = 19,323,806,430.60 × 9,576,549,447.60
  4. Step 4: Simplify right side
    12,882,537,620.40x = 185,055,387,798,491,758,592
  5. Step 5: Solve for x
    x = 185,055,387,798,491,758,592/12,882,537,620.40
  6. Step 6: Final answer
    x = 14,364,824,171.40

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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.