Home / 12,963,606,775.29-17,889,795,502.88-7,023,159,277.29

Finding the Fourth Proportional to 12,963,606,775.29, 17,889,795,502.88 and 7,023,159,277.29

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Solution

The fourth proportional to 12,963,606,775.29, 17,889,795,502.88 and 7,023,159,277.29 is: 9,691,969,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,963,606,775.29 : 17,889,795,502.88 = 7,023,159,277.29 : x
  2. Step 2: Convert to fraction form
    12,963,606,775.29/17,889,795,502.88 = 7,023,159,277.29/x
  3. Step 3: Cross multiply
    12,963,606,775.29x = 17,889,795,502.88 × 7,023,159,277.29
  4. Step 4: Simplify right side
    12,963,606,775.29x = 125,642,883,254,837,477,376
  5. Step 5: Solve for x
    x = 125,642,883,254,837,477,376/12,963,606,775.29
  6. Step 6: Final answer
    x = 9,691,969,637.21

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1.5x scale

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.