Home / 104,156,611.60-156,075,485.10-98,417,048.80

Finding the Fourth Proportional to 104,156,611.60, 156,075,485.10 and 98,417,048.80

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Solution

The fourth proportional to 104,156,611.60, 156,075,485.10 and 98,417,048.80 is: 147,474,926.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,156,611.60 : 156,075,485.10 = 98,417,048.80 : x
  2. Step 2: Convert to fraction form
    104,156,611.60/156,075,485.10 = 98,417,048.80/x
  3. Step 3: Cross multiply
    104,156,611.60x = 156,075,485.10 × 98,417,048.80
  4. Step 4: Simplify right side
    104,156,611.60x = 15,360,488,633,570,372
  5. Step 5: Solve for x
    x = 15,360,488,633,570,372/104,156,611.60
  6. Step 6: Final answer
    x = 147,474,926.44

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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.