Home / 1,411,319,520.74-1,947,622,553.32-784,774,496.58

Finding the Fourth Proportional to 1,411,319,520.74, 1,947,622,553.32 and 784,774,496.58

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Solution

The fourth proportional to 1,411,319,520.74, 1,947,622,553.32 and 784,774,496.58 is: 1,082,989,703.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,319,520.74 : 1,947,622,553.32 = 784,774,496.58 : x
  2. Step 2: Convert to fraction form
    1,411,319,520.74/1,947,622,553.32 = 784,774,496.58/x
  3. Step 3: Cross multiply
    1,411,319,520.74x = 1,947,622,553.32 × 784,774,496.58
  4. Step 4: Simplify right side
    1,411,319,520.74x = 1,528,444,508,809,557,248
  5. Step 5: Solve for x
    x = 1,528,444,508,809,557,248/1,411,319,520.74
  6. Step 6: Final answer
    x = 1,082,989,703.15

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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.