Home / 1,122,677,957-1,549,123,464.24-646,276,238.12

Finding the Fourth Proportional to 1,122,677,957, 1,549,123,464.24 and 646,276,238.12

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Solution

The fourth proportional to 1,122,677,957, 1,549,123,464.24 and 646,276,238.12 is: 891,762,128.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,677,957 : 1,549,123,464.24 = 646,276,238.12 : x
  2. Step 2: Convert to fraction form
    1,122,677,957/1,549,123,464.24 = 646,276,238.12/x
  3. Step 3: Cross multiply
    1,122,677,957x = 1,549,123,464.24 × 646,276,238.12
  4. Step 4: Simplify right side
    1,122,677,957x = 1,001,161,684,852,449,536
  5. Step 5: Solve for x
    x = 1,001,161,684,852,449,536/1,122,677,957
  6. Step 6: Final answer
    x = 891,762,128.77

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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.