Home / 113,866,540,936.65-157,132,424,408.58-62,423,341,771.86

Finding the Fourth Proportional to 113,866,540,936.65, 157,132,424,408.58 and 62,423,341,771.86

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Solution

The fourth proportional to 113,866,540,936.65, 157,132,424,408.58 and 62,423,341,771.86 is: 86,142,346,571.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,866,540,936.65 : 157,132,424,408.58 = 62,423,341,771.86 : x
  2. Step 2: Convert to fraction form
    113,866,540,936.65/157,132,424,408.58 = 62,423,341,771.86/x
  3. Step 3: Cross multiply
    113,866,540,936.65x = 157,132,424,408.58 × 62,423,341,771.86
  4. Step 4: Simplify right side
    113,866,540,936.65x = 9,808,731,032,297,744,105,472
  5. Step 5: Solve for x
    x = 9,808,731,032,297,744,105,472/113,866,540,936.65
  6. Step 6: Final answer
    x = 86,142,346,571.81

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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.