Home / 199,766,139,212.15-299,634,137,889.58-63,622,762,154.95

Finding the Fourth Proportional to 199,766,139,212.15, 299,634,137,889.58 and 63,622,762,154.95

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Solution

The fourth proportional to 199,766,139,212.15, 299,634,137,889.58 and 63,622,762,154.95 is: 95,429,343,349.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,766,139,212.15 : 299,634,137,889.58 = 63,622,762,154.95 : x
  2. Step 2: Convert to fraction form
    199,766,139,212.15/299,634,137,889.58 = 63,622,762,154.95/x
  3. Step 3: Cross multiply
    199,766,139,212.15x = 299,634,137,889.58 × 63,622,762,154.95
  4. Step 4: Simplify right side
    199,766,139,212.15x = 19,063,551,488,451,040,772,096
  5. Step 5: Solve for x
    x = 19,063,551,488,451,040,772,096/199,766,139,212.15
  6. Step 6: Final answer
    x = 95,429,343,349.35

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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.