Home / 1,166,620,508.10-1,750,602,608.55-440,130,600.90

Finding the Fourth Proportional to 1,166,620,508.10, 1,750,602,608.55 and 440,130,600.90

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Solution

The fourth proportional to 1,166,620,508.10, 1,750,602,608.55 and 440,130,600.90 is: 660,449,368.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,620,508.10 : 1,750,602,608.55 = 440,130,600.90 : x
  2. Step 2: Convert to fraction form
    1,166,620,508.10/1,750,602,608.55 = 440,130,600.90/x
  3. Step 3: Cross multiply
    1,166,620,508.10x = 1,750,602,608.55 × 440,130,600.90
  4. Step 4: Simplify right side
    1,166,620,508.10x = 770,493,778,038,218,880
  5. Step 5: Solve for x
    x = 770,493,778,038,218,880/1,166,620,508.10
  6. Step 6: Final answer
    x = 660,449,368.66

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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.