Home / 186,066,225.60-279,099,338.40-121,017,847.20

Finding the Fourth Proportional to 186,066,225.60, 279,099,338.40 and 121,017,847.20

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Solution

The fourth proportional to 186,066,225.60, 279,099,338.40 and 121,017,847.20 is: 181,526,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,066,225.60 : 279,099,338.40 = 121,017,847.20 : x
  2. Step 2: Convert to fraction form
    186,066,225.60/279,099,338.40 = 121,017,847.20/x
  3. Step 3: Cross multiply
    186,066,225.60x = 279,099,338.40 × 121,017,847.20
  4. Step 4: Simplify right side
    186,066,225.60x = 33,776,001,088,112,292
  5. Step 5: Solve for x
    x = 33,776,001,088,112,292/186,066,225.60
  6. Step 6: Final answer
    x = 181,526,770.80

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1.5x scale

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.