Home / 16,983,605,872.59-23,437,446,895.96-9,362,484,349.78

Finding the Fourth Proportional to 16,983,605,872.59, 23,437,446,895.96 and 9,362,484,349.78

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Solution

The fourth proportional to 16,983,605,872.59, 23,437,446,895.96 and 9,362,484,349.78 is: 12,920,267,427.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,983,605,872.59 : 23,437,446,895.96 = 9,362,484,349.78 : x
  2. Step 2: Convert to fraction form
    16,983,605,872.59/23,437,446,895.96 = 9,362,484,349.78/x
  3. Step 3: Cross multiply
    16,983,605,872.59x = 23,437,446,895.96 × 9,362,484,349.78
  4. Step 4: Simplify right side
    16,983,605,872.59x = 219,432,729,762,183,151,616
  5. Step 5: Solve for x
    x = 219,432,729,762,183,151,616/16,983,605,872.59
  6. Step 6: Final answer
    x = 12,920,267,427.80

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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.