Home / 922,566,653.47-1,273,141,159.26-520,764,976.66

Finding the Fourth Proportional to 922,566,653.47, 1,273,141,159.26 and 520,764,976.66

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Solution

The fourth proportional to 922,566,653.47, 1,273,141,159.26 and 520,764,976.66 is: 718,655,203.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,566,653.47 : 1,273,141,159.26 = 520,764,976.66 : x
  2. Step 2: Convert to fraction form
    922,566,653.47/1,273,141,159.26 = 520,764,976.66/x
  3. Step 3: Cross multiply
    922,566,653.47x = 1,273,141,159.26 × 520,764,976.66
  4. Step 4: Simplify right side
    922,566,653.47x = 663,007,326,086,919,296
  5. Step 5: Solve for x
    x = 663,007,326,086,919,296/922,566,653.47
  6. Step 6: Final answer
    x = 718,655,203.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.