Home / 219,316,062.74-328,971,557.91-53,320,507.93

Finding the Fourth Proportional to 219,316,062.74, 328,971,557.91 and 53,320,507.93

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Solution

The fourth proportional to 219,316,062.74, 328,971,557.91 and 53,320,507.93 is: 79,980,145.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,316,062.74 : 328,971,557.91 = 53,320,507.93 : x
  2. Step 2: Convert to fraction form
    219,316,062.74/328,971,557.91 = 53,320,507.93/x
  3. Step 3: Cross multiply
    219,316,062.74x = 328,971,557.91 × 53,320,507.93
  4. Step 4: Simplify right side
    219,316,062.74x = 17,540,930,560,745,114
  5. Step 5: Solve for x
    x = 17,540,930,560,745,114/219,316,062.74
  6. Step 6: Final answer
    x = 79,980,145.28

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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.