Finding the Fourth Proportional to 6,992,496,177.80, 10,488,744,266.70 and 6,670,009,905.80
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Solution
The fourth proportional to 6,992,496,177.80, 10,488,744,266.70 and 6,670,009,905.80 is: 10,005,014,858.70
Step by Step Solution
- Step 1: Write the proportion equation
6,992,496,177.80 : 10,488,744,266.70 = 6,670,009,905.80 : x - Step 2: Convert to fraction form
6,992,496,177.80/10,488,744,266.70 = 6,670,009,905.80/x - Step 3: Cross multiply
6,992,496,177.80x = 10,488,744,266.70 × 6,670,009,905.80 - Step 4: Simplify right side
6,992,496,177.80x = 69,960,028,158,291,968,000 - Step 5: Solve for x
x = 69,960,028,158,291,968,000/6,992,496,177.80 - Step 6: Final answer
x = 10,005,014,858.70
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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.