Home / 913,975,164.65-1,370,005,893.89-382,491,099.48

Finding the Fourth Proportional to 913,975,164.65, 1,370,005,893.89 and 382,491,099.48

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Solution

The fourth proportional to 913,975,164.65, 1,370,005,893.89 and 382,491,099.48 is: 573,336,214.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,975,164.65 : 1,370,005,893.89 = 382,491,099.48 : x
  2. Step 2: Convert to fraction form
    913,975,164.65/1,370,005,893.89 = 382,491,099.48/x
  3. Step 3: Cross multiply
    913,975,164.65x = 1,370,005,893.89 × 382,491,099.48
  4. Step 4: Simplify right side
    913,975,164.65x = 524,015,060,648,066,368
  5. Step 5: Solve for x
    x = 524,015,060,648,066,368/913,975,164.65
  6. Step 6: Final answer
    x = 573,336,214.06

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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.