Finding the Fourth Proportional to 19,472,220,021,009, 29,209,269,423,094 and 6,402,694,618,174.20
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Solution
The fourth proportional to 19,472,220,021,009, 29,209,269,423,094 and 6,402,694,618,174.20 is: 9,604,350,810,244.87
Step by Step Solution
- Step 1: Write the proportion equation
19,472,220,021,009 : 29,209,269,423,094 = 6,402,694,618,174.20 : x - Step 2: Convert to fraction form
19,472,220,021,009/29,209,269,423,094 = 6,402,694,618,174.20/x - Step 3: Cross multiply
19,472,220,021,009x = 29,209,269,423,094 × 6,402,694,618,174.20 - Step 4: Simplify right side
19,472,220,021,009x = 187,018,032,136,044,174,943,191,040 - Step 5: Solve for x
x = 187,018,032,136,044,174,943,191,040/19,472,220,021,009 - Step 6: Final answer
x = 9,604,350,810,244.87
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Double scale
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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.