Home / 142,478,800,150.22-213,754,375,008.21-65,956,413,188.98

Finding the Fourth Proportional to 142,478,800,150.22, 213,754,375,008.21 and 65,956,413,188.98

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Solution

The fourth proportional to 142,478,800,150.22, 213,754,375,008.21 and 65,956,413,188.98 is: 98,951,365,846.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,478,800,150.22 : 213,754,375,008.21 = 65,956,413,188.98 : x
  2. Step 2: Convert to fraction form
    142,478,800,150.22/213,754,375,008.21 = 65,956,413,188.98/x
  3. Step 3: Cross multiply
    142,478,800,150.22x = 213,754,375,008.21 × 65,956,413,188.98
  4. Step 4: Simplify right side
    142,478,800,150.22x = 14,098,471,878,993,249,304,576
  5. Step 5: Solve for x
    x = 14,098,471,878,993,249,304,576/142,478,800,150.22
  6. Step 6: Final answer
    x = 98,951,365,846.21

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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.