Home / 186,389,499.20-279,534,482.40-56,996,859.20

Finding the Fourth Proportional to 186,389,499.20, 279,534,482.40 and 56,996,859.20

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Solution

The fourth proportional to 186,389,499.20, 279,534,482.40 and 56,996,859.20 is: 85,480,070.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,389,499.20 : 279,534,482.40 = 56,996,859.20 : x
  2. Step 2: Convert to fraction form
    186,389,499.20/279,534,482.40 = 56,996,859.20/x
  3. Step 3: Cross multiply
    186,389,499.20x = 279,534,482.40 × 56,996,859.20
  4. Step 4: Simplify right side
    186,389,499.20x = 15,932,587,534,897,678
  5. Step 5: Solve for x
    x = 15,932,587,534,897,678/186,389,499.20
  6. Step 6: Final answer
    x = 85,480,070.52

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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.