Home / 186,520,233.03-257,393,376.09-102,886,532.48

Finding the Fourth Proportional to 186,520,233.03, 257,393,376.09 and 102,886,532.48

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Solution

The fourth proportional to 186,520,233.03, 257,393,376.09 and 102,886,532.48 is: 141,980,907.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,520,233.03 : 257,393,376.09 = 102,886,532.48 : x
  2. Step 2: Convert to fraction form
    186,520,233.03/257,393,376.09 = 102,886,532.48/x
  3. Step 3: Cross multiply
    186,520,233.03x = 257,393,376.09 × 102,886,532.48
  4. Step 4: Simplify right side
    186,520,233.03x = 26,482,311,948,996,808
  5. Step 5: Solve for x
    x = 26,482,311,948,996,808/186,520,233.03
  6. Step 6: Final answer
    x = 141,980,907.48

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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.