Home / 155,769,715-233,604,880.98-53,509,094.20

Finding the Fourth Proportional to 155,769,715, 233,604,880.98 and 53,509,094.20

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Solution

The fourth proportional to 155,769,715, 233,604,880.98 and 53,509,094.20 is: 80,246,571.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,769,715 : 233,604,880.98 = 53,509,094.20 : x
  2. Step 2: Convert to fraction form
    155,769,715/233,604,880.98 = 53,509,094.20/x
  3. Step 3: Cross multiply
    155,769,715x = 233,604,880.98 × 53,509,094.20
  4. Step 4: Simplify right side
    155,769,715x = 12,499,985,581,938,608
  5. Step 5: Solve for x
    x = 12,499,985,581,938,608/155,769,715
  6. Step 6: Final answer
    x = 80,246,571.56

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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.