Home / 772,140,698.64-1,051,299,033.96-769,689,053.40

Finding the Fourth Proportional to 772,140,698.64, 1,051,299,033.96 and 769,689,053.40

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Solution

The fourth proportional to 772,140,698.64, 1,051,299,033.96 and 769,689,053.40 is: 1,047,961,025.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,140,698.64 : 1,051,299,033.96 = 769,689,053.40 : x
  2. Step 2: Convert to fraction form
    772,140,698.64/1,051,299,033.96 = 769,689,053.40/x
  3. Step 3: Cross multiply
    772,140,698.64x = 1,051,299,033.96 × 769,689,053.40
  4. Step 4: Simplify right side
    772,140,698.64x = 809,173,358,289,006,848
  5. Step 5: Solve for x
    x = 809,173,358,289,006,848/772,140,698.64
  6. Step 6: Final answer
    x = 1,047,961,025.39

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.