Home / 887,265,527.72-1,218,014,688.46-761,599,556.71

Finding the Fourth Proportional to 887,265,527.72, 1,218,014,688.46 and 761,599,556.71

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Solution

The fourth proportional to 887,265,527.72, 1,218,014,688.46 and 761,599,556.71 is: 1,045,503,761.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,265,527.72 : 1,218,014,688.46 = 761,599,556.71 : x
  2. Step 2: Convert to fraction form
    887,265,527.72/1,218,014,688.46 = 761,599,556.71/x
  3. Step 3: Cross multiply
    887,265,527.72x = 1,218,014,688.46 × 761,599,556.71
  4. Step 4: Simplify right side
    887,265,527.72x = 927,639,446,799,072,512
  5. Step 5: Solve for x
    x = 927,639,446,799,072,512/887,265,527.72
  6. Step 6: Final answer
    x = 1,045,503,761.64

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.