Home / 1,277,284,935.24-1,762,653,561.94-705,068,335.60

Finding the Fourth Proportional to 1,277,284,935.24, 1,762,653,561.94 and 705,068,335.60

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Solution

The fourth proportional to 1,277,284,935.24, 1,762,653,561.94 and 705,068,335.60 is: 972,994,497.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,284,935.24 : 1,762,653,561.94 = 705,068,335.60 : x
  2. Step 2: Convert to fraction form
    1,277,284,935.24/1,762,653,561.94 = 705,068,335.60/x
  3. Step 3: Cross multiply
    1,277,284,935.24x = 1,762,653,561.94 × 705,068,335.60
  4. Step 4: Simplify right side
    1,277,284,935.24x = 1,242,791,213,158,791,424
  5. Step 5: Solve for x
    x = 1,242,791,213,158,791,424/1,277,284,935.24
  6. Step 6: Final answer
    x = 972,994,497.05

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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.