Home / 281,711,457.60-422,567,186.40-194,035,502.40

Finding the Fourth Proportional to 281,711,457.60, 422,567,186.40 and 194,035,502.40

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Solution

The fourth proportional to 281,711,457.60, 422,567,186.40 and 194,035,502.40 is: 291,053,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,711,457.60 : 422,567,186.40 = 194,035,502.40 : x
  2. Step 2: Convert to fraction form
    281,711,457.60/422,567,186.40 = 194,035,502.40/x
  3. Step 3: Cross multiply
    281,711,457.60x = 422,567,186.40 × 194,035,502.40
  4. Step 4: Simplify right side
    281,711,457.60x = 81,993,036,310,878,448
  5. Step 5: Solve for x
    x = 81,993,036,310,878,448/281,711,457.60
  6. Step 6: Final answer
    x = 291,053,253.60

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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.