Home / 1,124,456,476.32-1,684,488,089.52-774,640,752.48

Finding the Fourth Proportional to 1,124,456,476.32, 1,684,488,089.52 and 774,640,752.48

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Solution

The fourth proportional to 1,124,456,476.32, 1,684,488,089.52 and 774,640,752.48 is: 1,160,447,868.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,456,476.32 : 1,684,488,089.52 = 774,640,752.48 : x
  2. Step 2: Convert to fraction form
    1,124,456,476.32/1,684,488,089.52 = 774,640,752.48/x
  3. Step 3: Cross multiply
    1,124,456,476.32x = 1,684,488,089.52 × 774,640,752.48
  4. Step 4: Simplify right side
    1,124,456,476.32x = 1,304,873,121,209,370,368
  5. Step 5: Solve for x
    x = 1,304,873,121,209,370,368/1,124,456,476.32
  6. Step 6: Final answer
    x = 1,160,447,868.54

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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.