Home / 1,129,113,669.69-1,693,088,970.22-506,795,403.73

Finding the Fourth Proportional to 1,129,113,669.69, 1,693,088,970.22 and 506,795,403.73

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Solution

The fourth proportional to 1,129,113,669.69, 1,693,088,970.22 and 506,795,403.73 is: 759,932,087.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,113,669.69 : 1,693,088,970.22 = 506,795,403.73 : x
  2. Step 2: Convert to fraction form
    1,129,113,669.69/1,693,088,970.22 = 506,795,403.73/x
  3. Step 3: Cross multiply
    1,129,113,669.69x = 1,693,088,970.22 × 506,795,403.73
  4. Step 4: Simplify right side
    1,129,113,669.69x = 858,049,708,213,454,848
  5. Step 5: Solve for x
    x = 858,049,708,213,454,848/1,129,113,669.69
  6. Step 6: Final answer
    x = 759,932,087.66

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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.