Home / 954,751,588.29-1,432,127,779.74-429,507,185.49

Finding the Fourth Proportional to 954,751,588.29, 1,432,127,779.74 and 429,507,185.49

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Solution

The fourth proportional to 954,751,588.29, 1,432,127,779.74 and 429,507,185.49 is: 644,260,956.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,751,588.29 : 1,432,127,779.74 = 429,507,185.49 : x
  2. Step 2: Convert to fraction form
    954,751,588.29/1,432,127,779.74 = 429,507,185.49/x
  3. Step 3: Cross multiply
    954,751,588.29x = 1,432,127,779.74 × 429,507,185.49
  4. Step 4: Simplify right side
    954,751,588.29x = 615,109,171,938,170,112
  5. Step 5: Solve for x
    x = 615,109,171,938,170,112/954,751,588.29
  6. Step 6: Final answer
    x = 644,260,956.97

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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.