Home / 114,783,374-158,457,607.62-79,527,913.40

Finding the Fourth Proportional to 114,783,374, 158,457,607.62 and 79,527,913.40

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Solution

The fourth proportional to 114,783,374, 158,457,607.62 and 79,527,913.40 is: 109,787,702.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,783,374 : 158,457,607.62 = 79,527,913.40 : x
  2. Step 2: Convert to fraction form
    114,783,374/158,457,607.62 = 79,527,913.40/x
  3. Step 3: Cross multiply
    114,783,374x = 158,457,607.62 × 79,527,913.40
  4. Step 4: Simplify right side
    114,783,374x = 12,601,802,896,374,542
  5. Step 5: Solve for x
    x = 12,601,802,896,374,542/114,783,374
  6. Step 6: Final answer
    x = 109,787,702.32

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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.