Home / 949,788,697.69-1,310,708,528.88-526,429,661.93

Finding the Fourth Proportional to 949,788,697.69, 1,310,708,528.88 and 526,429,661.93

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Solution

The fourth proportional to 949,788,697.69, 1,310,708,528.88 and 526,429,661.93 is: 726,473,003.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,788,697.69 : 1,310,708,528.88 = 526,429,661.93 : x
  2. Step 2: Convert to fraction form
    949,788,697.69/1,310,708,528.88 = 526,429,661.93/x
  3. Step 3: Cross multiply
    949,788,697.69x = 1,310,708,528.88 × 526,429,661.93
  4. Step 4: Simplify right side
    949,788,697.69x = 689,995,847,743,479,936
  5. Step 5: Solve for x
    x = 689,995,847,743,479,936/949,788,697.69
  6. Step 6: Final answer
    x = 726,473,003.33

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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.