Home / 19,858,848,609.36-29,779,308,663.12-5,690,573,666.64

Finding the Fourth Proportional to 19,858,848,609.36, 29,779,308,663.12 and 5,690,573,666.64

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Solution

The fourth proportional to 19,858,848,609.36, 29,779,308,663.12 and 5,690,573,666.64 is: 8,533,291,784.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,858,848,609.36 : 29,779,308,663.12 = 5,690,573,666.64 : x
  2. Step 2: Convert to fraction form
    19,858,848,609.36/29,779,308,663.12 = 5,690,573,666.64/x
  3. Step 3: Cross multiply
    19,858,848,609.36x = 29,779,308,663.12 × 5,690,573,666.64
  4. Step 4: Simplify right side
    19,858,848,609.36x = 169,461,349,689,095,094,272
  5. Step 5: Solve for x
    x = 169,461,349,689,095,094,272/19,858,848,609.36
  6. Step 6: Final answer
    x = 8,533,291,784.56

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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.