Home / 954,751,510.38-1,432,127,662.65-429,507,107.66

Finding the Fourth Proportional to 954,751,510.38, 1,432,127,662.65 and 429,507,107.66

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Solution

The fourth proportional to 954,751,510.38, 1,432,127,662.65 and 429,507,107.66 is: 644,260,840.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,751,510.38 : 1,432,127,662.65 = 429,507,107.66 : x
  2. Step 2: Convert to fraction form
    954,751,510.38/1,432,127,662.65 = 429,507,107.66/x
  3. Step 3: Cross multiply
    954,751,510.38x = 1,432,127,662.65 × 429,507,107.66
  4. Step 4: Simplify right side
    954,751,510.38x = 615,109,010,185,464,960
  5. Step 5: Solve for x
    x = 615,109,010,185,464,960/954,751,510.38
  6. Step 6: Final answer
    x = 644,260,840.12

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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.