Home / 21,054,096,879.48-31,574,477,702.88-6,885,789,015.24

Finding the Fourth Proportional to 21,054,096,879.48, 31,574,477,702.88 and 6,885,789,015.24

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Solution

The fourth proportional to 21,054,096,879.48, 31,574,477,702.88 and 6,885,789,015.24 is: 10,326,502,864.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,054,096,879.48 : 31,574,477,702.88 = 6,885,789,015.24 : x
  2. Step 2: Convert to fraction form
    21,054,096,879.48/31,574,477,702.88 = 6,885,789,015.24/x
  3. Step 3: Cross multiply
    21,054,096,879.48x = 31,574,477,702.88 × 6,885,789,015.24
  4. Step 4: Simplify right side
    21,054,096,879.48x = 217,415,191,728,431,398,912
  5. Step 5: Solve for x
    x = 217,415,191,728,431,398,912/21,054,096,879.48
  6. Step 6: Final answer
    x = 10,326,502,864.17

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1.5x scale

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.