Home / 102,152,855.04-153,200,931.84-28,359,682.56

Finding the Fourth Proportional to 102,152,855.04, 153,200,931.84 and 28,359,682.56

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Solution

The fourth proportional to 102,152,855.04, 153,200,931.84 and 28,359,682.56 is: 42,531,653.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,152,855.04 : 153,200,931.84 = 28,359,682.56 : x
  2. Step 2: Convert to fraction form
    102,152,855.04/153,200,931.84 = 28,359,682.56/x
  3. Step 3: Cross multiply
    102,152,855.04x = 153,200,931.84 × 28,359,682.56
  4. Step 4: Simplify right side
    102,152,855.04x = 4,344,729,794,878,596.50
  5. Step 5: Solve for x
    x = 4,344,729,794,878,596.50/102,152,855.04
  6. Step 6: Final answer
    x = 42,531,653.11

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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.