Home / 6,688,321,784.88-10,025,855,871.84-3,140,712,653.82

Finding the Fourth Proportional to 6,688,321,784.88, 10,025,855,871.84 and 3,140,712,653.82

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Solution

The fourth proportional to 6,688,321,784.88, 10,025,855,871.84 and 3,140,712,653.82 is: 4,707,957,155.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,321,784.88 : 10,025,855,871.84 = 3,140,712,653.82 : x
  2. Step 2: Convert to fraction form
    6,688,321,784.88/10,025,855,871.84 = 3,140,712,653.82/x
  3. Step 3: Cross multiply
    6,688,321,784.88x = 10,025,855,871.84 × 3,140,712,653.82
  4. Step 4: Simplify right side
    6,688,321,784.88x = 31,488,332,402,063,437,824
  5. Step 5: Solve for x
    x = 31,488,332,402,063,437,824/6,688,321,784.88
  6. Step 6: Final answer
    x = 4,707,957,155.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.