Home / 974,312,087.40-1,461,468,131.10-767,687,826.60

Finding the Fourth Proportional to 974,312,087.40, 1,461,468,131.10 and 767,687,826.60

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Solution

The fourth proportional to 974,312,087.40, 1,461,468,131.10 and 767,687,826.60 is: 1,151,531,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,312,087.40 : 1,461,468,131.10 = 767,687,826.60 : x
  2. Step 2: Convert to fraction form
    974,312,087.40/1,461,468,131.10 = 767,687,826.60/x
  3. Step 3: Cross multiply
    974,312,087.40x = 1,461,468,131.10 × 767,687,826.60
  4. Step 4: Simplify right side
    974,312,087.40x = 1,121,951,293,209,322,880
  5. Step 5: Solve for x
    x = 1,121,951,293,209,322,880/974,312,087.40
  6. Step 6: Final answer
    x = 1,151,531,739.90

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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.