Home / 776,744,265.24-1,072,162,533.60-618,265,089.84

Finding the Fourth Proportional to 776,744,265.24, 1,072,162,533.60 and 618,265,089.84

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Solution

The fourth proportional to 776,744,265.24, 1,072,162,533.60 and 618,265,089.84 is: 853,409,152.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,744,265.24 : 1,072,162,533.60 = 618,265,089.84 : x
  2. Step 2: Convert to fraction form
    776,744,265.24/1,072,162,533.60 = 618,265,089.84/x
  3. Step 3: Cross multiply
    776,744,265.24x = 1,072,162,533.60 × 618,265,089.84
  4. Step 4: Simplify right side
    776,744,265.24x = 662,880,665,159,286,016
  5. Step 5: Solve for x
    x = 662,880,665,159,286,016/776,744,265.24
  6. Step 6: Final answer
    x = 853,409,152.57

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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.