Home / 199,681,374.02-275,570,940.64-111,577,510.40

Finding the Fourth Proportional to 199,681,374.02, 275,570,940.64 and 111,577,510.40

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Solution

The fourth proportional to 199,681,374.02, 275,570,940.64 and 111,577,510.40 is: 153,982,912.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,681,374.02 : 275,570,940.64 = 111,577,510.40 : x
  2. Step 2: Convert to fraction form
    199,681,374.02/275,570,940.64 = 111,577,510.40/x
  3. Step 3: Cross multiply
    199,681,374.02x = 275,570,940.64 × 111,577,510.40
  4. Step 4: Simplify right side
    199,681,374.02x = 30,747,519,495,197,384
  5. Step 5: Solve for x
    x = 30,747,519,495,197,384/199,681,374.02
  6. Step 6: Final answer
    x = 153,982,912.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.