Home / 1,137,763,474.77-1,706,647,407.66-438,584,862.45

Finding the Fourth Proportional to 1,137,763,474.77, 1,706,647,407.66 and 438,584,862.45

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Solution

The fourth proportional to 1,137,763,474.77, 1,706,647,407.66 and 438,584,862.45 is: 657,878,140.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,763,474.77 : 1,706,647,407.66 = 438,584,862.45 : x
  2. Step 2: Convert to fraction form
    1,137,763,474.77/1,706,647,407.66 = 438,584,862.45/x
  3. Step 3: Cross multiply
    1,137,763,474.77x = 1,706,647,407.66 × 438,584,862.45
  4. Step 4: Simplify right side
    1,137,763,474.77x = 748,509,718,539,210,240
  5. Step 5: Solve for x
    x = 748,509,718,539,210,240/1,137,763,474.77
  6. Step 6: Final answer
    x = 657,878,140.00

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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.