Home / 125,297,375.40-187,890,075.90-48,594,911.40

Finding the Fourth Proportional to 125,297,375.40, 187,890,075.90 and 48,594,911.40

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Solution

The fourth proportional to 125,297,375.40, 187,890,075.90 and 48,594,911.40 is: 72,870,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,297,375.40 : 187,890,075.90 = 48,594,911.40 : x
  2. Step 2: Convert to fraction form
    125,297,375.40/187,890,075.90 = 48,594,911.40/x
  3. Step 3: Cross multiply
    125,297,375.40x = 187,890,075.90 × 48,594,911.40
  4. Step 4: Simplify right side
    125,297,375.40x = 9,130,501,591,299,776
  5. Step 5: Solve for x
    x = 9,130,501,591,299,776/125,297,375.40
  6. Step 6: Final answer
    x = 72,870,653.21

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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.