Home / 105,570,658.61-158,355,671.12-26,787,013.30

Finding the Fourth Proportional to 105,570,658.61, 158,355,671.12 and 26,787,013.30

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Solution

The fourth proportional to 105,570,658.61, 158,355,671.12 and 26,787,013.30 is: 40,180,439.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,570,658.61 : 158,355,671.12 = 26,787,013.30 : x
  2. Step 2: Convert to fraction form
    105,570,658.61/158,355,671.12 = 26,787,013.30/x
  3. Step 3: Cross multiply
    105,570,658.61x = 158,355,671.12 × 26,787,013.30
  4. Step 4: Simplify right side
    105,570,658.61x = 4,241,875,468,421,866
  5. Step 5: Solve for x
    x = 4,241,875,468,421,866/105,570,658.61
  6. Step 6: Final answer
    x = 40,180,439.57

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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.