Home / 1,076,275,116.32-1,485,259,603.60-581,237,777.12

Finding the Fourth Proportional to 1,076,275,116.32, 1,485,259,603.60 and 581,237,777.12

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Solution

The fourth proportional to 1,076,275,116.32, 1,485,259,603.60 and 581,237,777.12 is: 802,108,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,275,116.32 : 1,485,259,603.60 = 581,237,777.12 : x
  2. Step 2: Convert to fraction form
    1,076,275,116.32/1,485,259,603.60 = 581,237,777.12/x
  3. Step 3: Cross multiply
    1,076,275,116.32x = 1,485,259,603.60 × 581,237,777.12
  4. Step 4: Simplify right side
    1,076,275,116.32x = 863,288,990,442,596,352
  5. Step 5: Solve for x
    x = 863,288,990,442,596,352/1,076,275,116.32
  6. Step 6: Final answer
    x = 802,108,101.69

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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.