Home / 31,689,072,485.78-43,731,968,789.34-17,416,406,011.64

Finding the Fourth Proportional to 31,689,072,485.78, 43,731,968,789.34 and 17,416,406,011.64

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Solution

The fourth proportional to 31,689,072,485.78, 43,731,968,789.34 and 17,416,406,011.64 is: 24,035,216,697.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,689,072,485.78 : 43,731,968,789.34 = 17,416,406,011.64 : x
  2. Step 2: Convert to fraction form
    31,689,072,485.78/43,731,968,789.34 = 17,416,406,011.64/x
  3. Step 3: Cross multiply
    31,689,072,485.78x = 43,731,968,789.34 × 17,416,406,011.64
  4. Step 4: Simplify right side
    31,689,072,485.78x = 761,653,724,123,513,880,576
  5. Step 5: Solve for x
    x = 761,653,724,123,513,880,576/31,689,072,485.78
  6. Step 6: Final answer
    x = 24,035,216,697.03

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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.