Home / 134,563,768.94-185,698,075.64-72,684,107.51

Finding the Fourth Proportional to 134,563,768.94, 185,698,075.64 and 72,684,107.51

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Solution

The fourth proportional to 134,563,768.94, 185,698,075.64 and 72,684,107.51 is: 100,304,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,563,768.94 : 185,698,075.64 = 72,684,107.51 : x
  2. Step 2: Convert to fraction form
    134,563,768.94/185,698,075.64 = 72,684,107.51/x
  3. Step 3: Cross multiply
    134,563,768.94x = 185,698,075.64 × 72,684,107.51
  4. Step 4: Simplify right side
    134,563,768.94x = 13,497,298,892,925,960
  5. Step 5: Solve for x
    x = 13,497,298,892,925,960/134,563,768.94
  6. Step 6: Final answer
    x = 100,304,108.59

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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.