Home / 1,030,603,051.20-1,545,375,031.20-303,497,284.80

Finding the Fourth Proportional to 1,030,603,051.20, 1,545,375,031.20 and 303,497,284.80

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Solution

The fourth proportional to 1,030,603,051.20, 1,545,375,031.20 and 303,497,284.80 is: 455,089,983.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,603,051.20 : 1,545,375,031.20 = 303,497,284.80 : x
  2. Step 2: Convert to fraction form
    1,030,603,051.20/1,545,375,031.20 = 303,497,284.80/x
  3. Step 3: Cross multiply
    1,030,603,051.20x = 1,545,375,031.20 × 303,497,284.80
  4. Step 4: Simplify right side
    1,030,603,051.20x = 469,017,125,966,915,328
  5. Step 5: Solve for x
    x = 469,017,125,966,915,328/1,030,603,051.20
  6. Step 6: Final answer
    x = 455,089,983.89

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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.