Home / 92,780,164.72-139,169,361.48-56,398,602.16

Finding the Fourth Proportional to 92,780,164.72, 139,169,361.48 and 56,398,602.16

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Solution

The fourth proportional to 92,780,164.72, 139,169,361.48 and 56,398,602.16 is: 84,597,364.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,780,164.72 : 139,169,361.48 = 56,398,602.16 : x
  2. Step 2: Convert to fraction form
    92,780,164.72/139,169,361.48 = 56,398,602.16/x
  3. Step 3: Cross multiply
    92,780,164.72x = 139,169,361.48 × 56,398,602.16
  4. Step 4: Simplify right side
    92,780,164.72x = 7,848,957,450,971,748
  5. Step 5: Solve for x
    x = 7,848,957,450,971,748/92,780,164.72
  6. Step 6: Final answer
    x = 84,597,364.91

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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.