Home / 5,290,033,897.28-7,298,603,299.68-3,000,788,816

Finding the Fourth Proportional to 5,290,033,897.28, 7,298,603,299.68 and 3,000,788,816

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Solution

The fourth proportional to 5,290,033,897.28, 7,298,603,299.68 and 3,000,788,816 is: 4,140,156,297.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290,033,897.28 : 7,298,603,299.68 = 3,000,788,816 : x
  2. Step 2: Convert to fraction form
    5,290,033,897.28/7,298,603,299.68 = 3,000,788,816/x
  3. Step 3: Cross multiply
    5,290,033,897.28x = 7,298,603,299.68 × 3,000,788,816
  4. Step 4: Simplify right side
    5,290,033,897.28x = 21,901,567,154,100,441,088
  5. Step 5: Solve for x
    x = 21,901,567,154,100,441,088/5,290,033,897.28
  6. Step 6: Final answer
    x = 4,140,156,297.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.