Home / 949,752,000.40-1,422,612,461.40-788,508,864.40

Finding the Fourth Proportional to 949,752,000.40, 1,422,612,461.40 and 788,508,864.40

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Solution

The fourth proportional to 949,752,000.40, 1,422,612,461.40 and 788,508,864.40 is: 1,181,089,943.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,752,000.40 : 1,422,612,461.40 = 788,508,864.40 : x
  2. Step 2: Convert to fraction form
    949,752,000.40/1,422,612,461.40 = 788,508,864.40/x
  3. Step 3: Cross multiply
    949,752,000.40x = 1,422,612,461.40 × 788,508,864.40
  4. Step 4: Simplify right side
    949,752,000.40x = 1,121,742,536,419,802,880
  5. Step 5: Solve for x
    x = 1,121,742,536,419,802,880/949,752,000.40
  6. Step 6: Final answer
    x = 1,181,089,943.42

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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.