Home / 198,913,492.98-274,509,085.86-110,807,384.04

Finding the Fourth Proportional to 198,913,492.98, 274,509,085.86 and 110,807,384.04

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Solution

The fourth proportional to 198,913,492.98, 274,509,085.86 and 110,807,384.04 is: 152,918,905.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,913,492.98 : 274,509,085.86 = 110,807,384.04 : x
  2. Step 2: Convert to fraction form
    198,913,492.98/274,509,085.86 = 110,807,384.04/x
  3. Step 3: Cross multiply
    198,913,492.98x = 274,509,085.86 × 110,807,384.04
  4. Step 4: Simplify right side
    198,913,492.98x = 30,417,633,699,358,356
  5. Step 5: Solve for x
    x = 30,417,633,699,358,356/198,913,492.98
  6. Step 6: Final answer
    x = 152,918,905.82

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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.