Home / 105,443,293.33-145,500,667.12-58,399,134.39

Finding the Fourth Proportional to 105,443,293.33, 145,500,667.12 and 58,399,134.39

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Solution

The fourth proportional to 105,443,293.33, 145,500,667.12 and 58,399,134.39 is: 80,584,670.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,443,293.33 : 145,500,667.12 = 58,399,134.39 : x
  2. Step 2: Convert to fraction form
    105,443,293.33/145,500,667.12 = 58,399,134.39/x
  3. Step 3: Cross multiply
    105,443,293.33x = 145,500,667.12 × 58,399,134.39
  4. Step 4: Simplify right side
    105,443,293.33x = 8,497,113,013,048,533
  5. Step 5: Solve for x
    x = 8,497,113,013,048,533/105,443,293.33
  6. Step 6: Final answer
    x = 80,584,670.16

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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.