Home / 1,109,911,024.80-1,531,771,272.72-615,028,966.56

Finding the Fourth Proportional to 1,109,911,024.80, 1,531,771,272.72 and 615,028,966.56

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Solution

The fourth proportional to 1,109,911,024.80, 1,531,771,272.72 and 615,028,966.56 is: 848,792,093.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,911,024.80 : 1,531,771,272.72 = 615,028,966.56 : x
  2. Step 2: Convert to fraction form
    1,109,911,024.80/1,531,771,272.72 = 615,028,966.56/x
  3. Step 3: Cross multiply
    1,109,911,024.80x = 1,531,771,272.72 × 615,028,966.56
  4. Step 4: Simplify right side
    1,109,911,024.80x = 942,083,702,867,277,440
  5. Step 5: Solve for x
    x = 942,083,702,867,277,440/1,109,911,024.80
  6. Step 6: Final answer
    x = 848,792,093.98

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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.