Home / 131,004,058.05-196,506,087.08-118,249,474.05

Finding the Fourth Proportional to 131,004,058.05, 196,506,087.08 and 118,249,474.05

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Solution

The fourth proportional to 131,004,058.05, 196,506,087.08 and 118,249,474.05 is: 177,374,211.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,004,058.05 : 196,506,087.08 = 118,249,474.05 : x
  2. Step 2: Convert to fraction form
    131,004,058.05/196,506,087.08 = 118,249,474.05/x
  3. Step 3: Cross multiply
    131,004,058.05x = 196,506,087.08 × 118,249,474.05
  4. Step 4: Simplify right side
    131,004,058.05x = 23,236,741,444,242,252
  5. Step 5: Solve for x
    x = 23,236,741,444,242,252/131,004,058.05
  6. Step 6: Final answer
    x = 177,374,211.08

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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.