Home / 122,186,056.90-183,287,942.70-73,559,205.40

Finding the Fourth Proportional to 122,186,056.90, 183,287,942.70 and 73,559,205.40

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Solution

The fourth proportional to 122,186,056.90, 183,287,942.70 and 73,559,205.40 is: 110,344,140.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,186,056.90 : 183,287,942.70 = 73,559,205.40 : x
  2. Step 2: Convert to fraction form
    122,186,056.90/183,287,942.70 = 73,559,205.40/x
  3. Step 3: Cross multiply
    122,186,056.90x = 183,287,942.70 × 73,559,205.40
  4. Step 4: Simplify right side
    122,186,056.90x = 13,482,515,424,412,730
  5. Step 5: Solve for x
    x = 13,482,515,424,412,730/122,186,056.90
  6. Step 6: Final answer
    x = 110,344,140.46

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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.