Home / 8,919,012,879.17-12,308,471,045.49-4,850,152,557.09

Finding the Fourth Proportional to 8,919,012,879.17, 12,308,471,045.49 and 4,850,152,557.09

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Solution

The fourth proportional to 8,919,012,879.17, 12,308,471,045.49 and 4,850,152,557.09 is: 6,693,337,382.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,919,012,879.17 : 12,308,471,045.49 = 4,850,152,557.09 : x
  2. Step 2: Convert to fraction form
    8,919,012,879.17/12,308,471,045.49 = 4,850,152,557.09/x
  3. Step 3: Cross multiply
    8,919,012,879.17x = 12,308,471,045.49 × 4,850,152,557.09
  4. Step 4: Simplify right side
    8,919,012,879.17x = 59,697,962,315,151,548,416
  5. Step 5: Solve for x
    x = 59,697,962,315,151,548,416/8,919,012,879.17
  6. Step 6: Final answer
    x = 6,693,337,382.05

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1.5x scale

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.