Finding the Fourth Proportional to 115,557,598,997.16, 159,470,779,423.14 and 64,117,090,247.08
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Solution
The fourth proportional to 115,557,598,997.16, 159,470,779,423.14 and 64,117,090,247.08 is: 88,482,301,854.48
Step by Step Solution
- Step 1: Write the proportion equation
115,557,598,997.16 : 159,470,779,423.14 = 64,117,090,247.08 : x - Step 2: Convert to fraction form
115,557,598,997.16/159,470,779,423.14 = 64,117,090,247.08/x - Step 3: Cross multiply
115,557,598,997.16x = 159,470,779,423.14 × 64,117,090,247.08 - Step 4: Simplify right side
115,557,598,997.16x = 10,224,802,356,045,656,621,056 - Step 5: Solve for x
x = 10,224,802,356,045,656,621,056/115,557,598,997.16 - Step 6: Final answer
x = 88,482,301,854.48
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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.