Home / 131,004,043.30-196,506,064.95-118,249,459.30

Finding the Fourth Proportional to 131,004,043.30, 196,506,064.95 and 118,249,459.30

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Solution

The fourth proportional to 131,004,043.30, 196,506,064.95 and 118,249,459.30 is: 177,374,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,004,043.30 : 196,506,064.95 = 118,249,459.30 : x
  2. Step 2: Convert to fraction form
    131,004,043.30/196,506,064.95 = 118,249,459.30/x
  3. Step 3: Cross multiply
    131,004,043.30x = 196,506,064.95 × 118,249,459.30
  4. Step 4: Simplify right side
    131,004,043.30x = 23,236,735,929,508,180
  5. Step 5: Solve for x
    x = 23,236,735,929,508,180/131,004,043.30
  6. Step 6: Final answer
    x = 177,374,188.95

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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.