Home / 12,252,845,340.24-18,384,613,957.65-4,290,728,243.10

Finding the Fourth Proportional to 12,252,845,340.24, 18,384,613,957.65 and 4,290,728,243.10

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Solution

The fourth proportional to 12,252,845,340.24, 18,384,613,957.65 and 4,290,728,243.10 is: 6,437,964,420.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252,845,340.24 : 18,384,613,957.65 = 4,290,728,243.10 : x
  2. Step 2: Convert to fraction form
    12,252,845,340.24/18,384,613,957.65 = 4,290,728,243.10/x
  3. Step 3: Cross multiply
    12,252,845,340.24x = 18,384,613,957.65 × 4,290,728,243.10
  4. Step 4: Simplify right side
    12,252,845,340.24x = 78,883,382,346,579,329,024
  5. Step 5: Solve for x
    x = 78,883,382,346,579,329,024/12,252,845,340.24
  6. Step 6: Final answer
    x = 6,437,964,420.19

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1.5x scale

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.