Home / 1,749,930,999.90-2,625,904,269.45-660,196,139.10

Finding the Fourth Proportional to 1,749,930,999.90, 2,625,904,269.45 and 660,196,139.10

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Solution

The fourth proportional to 1,749,930,999.90, 2,625,904,269.45 and 660,196,139.10 is: 990,674,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,930,999.90 : 2,625,904,269.45 = 660,196,139.10 : x
  2. Step 2: Convert to fraction form
    1,749,930,999.90/2,625,904,269.45 = 660,196,139.10/x
  3. Step 3: Cross multiply
    1,749,930,999.90x = 2,625,904,269.45 × 660,196,139.10
  4. Step 4: Simplify right side
    1,749,930,999.90x = 1,733,611,860,337,095,936
  5. Step 5: Solve for x
    x = 1,733,611,860,337,095,936/1,749,930,999.90
  6. Step 6: Final answer
    x = 990,674,409.70

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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.