Home / 105,816,653.94-158,745,421.52-40,232,692.36

Finding the Fourth Proportional to 105,816,653.94, 158,745,421.52 and 40,232,692.36

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Solution

The fourth proportional to 105,816,653.94, 158,745,421.52 and 40,232,692.36 is: 60,356,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,816,653.94 : 158,745,421.52 = 40,232,692.36 : x
  2. Step 2: Convert to fraction form
    105,816,653.94/158,745,421.52 = 40,232,692.36/x
  3. Step 3: Cross multiply
    105,816,653.94x = 158,745,421.52 × 40,232,692.36
  4. Step 4: Simplify right side
    105,816,653.94x = 6,386,755,707,572,684
  5. Step 5: Solve for x
    x = 6,386,755,707,572,684/105,816,653.94
  6. Step 6: Final answer
    x = 60,356,810.29

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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.