Home / 103,874,785,891.12-143,335,111,264.44-58,151,565,037.36

Finding the Fourth Proportional to 103,874,785,891.12, 143,335,111,264.44 and 58,151,565,037.36

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Solution

The fourth proportional to 103,874,785,891.12, 143,335,111,264.44 and 58,151,565,037.36 is: 80,242,389,655.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,874,785,891.12 : 143,335,111,264.44 = 58,151,565,037.36 : x
  2. Step 2: Convert to fraction form
    103,874,785,891.12/143,335,111,264.44 = 58,151,565,037.36/x
  3. Step 3: Cross multiply
    103,874,785,891.12x = 143,335,111,264.44 × 58,151,565,037.36
  4. Step 4: Simplify right side
    103,874,785,891.12x = 8,335,161,044,831,315,165,184
  5. Step 5: Solve for x
    x = 8,335,161,044,831,315,165,184/103,874,785,891.12
  6. Step 6: Final answer
    x = 80,242,389,655.25

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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.