Home / 137,527,585.56-190,060,259.40-112,708,634.76

Finding the Fourth Proportional to 137,527,585.56, 190,060,259.40 and 112,708,634.76

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Solution

The fourth proportional to 137,527,585.56, 190,060,259.40 and 112,708,634.76 is: 155,760,986.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,527,585.56 : 190,060,259.40 = 112,708,634.76 : x
  2. Step 2: Convert to fraction form
    137,527,585.56/190,060,259.40 = 112,708,634.76/x
  3. Step 3: Cross multiply
    137,527,585.56x = 190,060,259.40 × 112,708,634.76
  4. Step 4: Simplify right side
    137,527,585.56x = 21,421,432,359,105,460
  5. Step 5: Solve for x
    x = 21,421,432,359,105,460/137,527,585.56
  6. Step 6: Final answer
    x = 155,760,986.22

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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.