Home / 131,004,031.80-196,506,047.70-118,249,447.80

Finding the Fourth Proportional to 131,004,031.80, 196,506,047.70 and 118,249,447.80

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Solution

The fourth proportional to 131,004,031.80, 196,506,047.70 and 118,249,447.80 is: 177,374,171.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,004,031.80 : 196,506,047.70 = 118,249,447.80 : x
  2. Step 2: Convert to fraction form
    131,004,031.80/196,506,047.70 = 118,249,447.80/x
  3. Step 3: Cross multiply
    131,004,031.80x = 196,506,047.70 × 118,249,447.80
  4. Step 4: Simplify right side
    131,004,031.80x = 23,236,731,629,885,460
  5. Step 5: Solve for x
    x = 23,236,731,629,885,460/131,004,031.80
  6. Step 6: Final answer
    x = 177,374,171.70

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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.