Home / 89,211,271.67-133,813,962.95-36,687,125.42

Finding the Fourth Proportional to 89,211,271.67, 133,813,962.95 and 36,687,125.42

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Solution

The fourth proportional to 89,211,271.67, 133,813,962.95 and 36,687,125.42 is: 55,029,477.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,211,271.67 : 133,813,962.95 = 36,687,125.42 : x
  2. Step 2: Convert to fraction form
    89,211,271.67/133,813,962.95 = 36,687,125.42/x
  3. Step 3: Cross multiply
    89,211,271.67x = 133,813,962.95 × 36,687,125.42
  4. Step 4: Simplify right side
    89,211,271.67x = 4,909,249,641,343,180
  5. Step 5: Solve for x
    x = 4,909,249,641,343,180/89,211,271.67
  6. Step 6: Final answer
    x = 55,029,477.21

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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.