Home / 193,683,616.88-267,281,215.70-105,575,681.34

Finding the Fourth Proportional to 193,683,616.88, 267,281,215.70 and 105,575,681.34

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Solution

The fourth proportional to 193,683,616.88, 267,281,215.70 and 105,575,681.34 is: 145,693,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,683,616.88 : 267,281,215.70 = 105,575,681.34 : x
  2. Step 2: Convert to fraction form
    193,683,616.88/267,281,215.70 = 105,575,681.34/x
  3. Step 3: Cross multiply
    193,683,616.88x = 267,281,215.70 × 105,575,681.34
  4. Step 4: Simplify right side
    193,683,616.88x = 28,218,396,456,911,004
  5. Step 5: Solve for x
    x = 28,218,396,456,911,004/193,683,616.88
  6. Step 6: Final answer
    x = 145,693,254.35

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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.