Home / 171,426,692.84-236,564,812.30-100,866,873.24

Finding the Fourth Proportional to 171,426,692.84, 236,564,812.30 and 100,866,873.24

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Solution

The fourth proportional to 171,426,692.84, 236,564,812.30 and 100,866,873.24 is: 139,193,917.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,426,692.84 : 236,564,812.30 = 100,866,873.24 : x
  2. Step 2: Convert to fraction form
    171,426,692.84/236,564,812.30 = 100,866,873.24/x
  3. Step 3: Cross multiply
    171,426,692.84x = 236,564,812.30 × 100,866,873.24
  4. Step 4: Simplify right side
    171,426,692.84x = 23,861,552,935,308,492
  5. Step 5: Solve for x
    x = 23,861,552,935,308,492/171,426,692.84
  6. Step 6: Final answer
    x = 139,193,917.47

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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.