Home / 788,622,541.07-1,182,900,928.64-206,343,895.01

Finding the Fourth Proportional to 788,622,541.07, 1,182,900,928.64 and 206,343,895.01

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Solution

The fourth proportional to 788,622,541.07, 1,182,900,928.64 and 206,343,895.01 is: 309,507,238.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,622,541.07 : 1,182,900,928.64 = 206,343,895.01 : x
  2. Step 2: Convert to fraction form
    788,622,541.07/1,182,900,928.64 = 206,343,895.01/x
  3. Step 3: Cross multiply
    788,622,541.07x = 1,182,900,928.64 × 206,343,895.01
  4. Step 4: Simplify right side
    788,622,541.07x = 244,084,385,019,577,440
  5. Step 5: Solve for x
    x = 244,084,385,019,577,440/788,622,541.07
  6. Step 6: Final answer
    x = 309,507,238.65

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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.