Home / 1,145,884,892,942.40-1,581,326,068,457.20-625,051,661,506.28

Finding the Fourth Proportional to 1,145,884,892,942.40, 1,581,326,068,457.20 and 625,051,661,506.28

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Solution

The fourth proportional to 1,145,884,892,942.40, 1,581,326,068,457.20 and 625,051,661,506.28 is: 862,573,974,541.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,884,892,942.40 : 1,581,326,068,457.20 = 625,051,661,506.28 : x
  2. Step 2: Convert to fraction form
    1,145,884,892,942.40/1,581,326,068,457.20 = 625,051,661,506.28/x
  3. Step 3: Cross multiply
    1,145,884,892,942.40x = 1,581,326,068,457.20 × 625,051,661,506.28
  4. Step 4: Simplify right side
    1,145,884,892,942.40x = 988,410,486,472,366,400,471,040
  5. Step 5: Solve for x
    x = 988,410,486,472,366,400,471,040/1,145,884,892,942.40
  6. Step 6: Final answer
    x = 862,573,974,541.48

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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.