Home / 166,558,160,642.78-249,825,021,036.98-53,207,451,986.39

Finding the Fourth Proportional to 166,558,160,642.78, 249,825,021,036.98 and 53,207,451,986.39

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Solution

The fourth proportional to 166,558,160,642.78, 249,825,021,036.98 and 53,207,451,986.39 is: 79,807,274,291.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,558,160,642.78 : 249,825,021,036.98 = 53,207,451,986.39 : x
  2. Step 2: Convert to fraction form
    166,558,160,642.78/249,825,021,036.98 = 53,207,451,986.39/x
  3. Step 3: Cross multiply
    166,558,160,642.78x = 249,825,021,036.98 × 53,207,451,986.39
  4. Step 4: Simplify right side
    166,558,160,642.78x = 13,292,552,811,824,484,974,592
  5. Step 5: Solve for x
    x = 13,292,552,811,824,484,974,592/166,558,160,642.78
  6. Step 6: Final answer
    x = 79,807,274,291.01

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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.