Finding the Fourth Proportional to 7,301,754,390.96, 10,891,241,145.84 and 6,631,433,710.08
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Solution
The fourth proportional to 7,301,754,390.96, 10,891,241,145.84 and 6,631,433,710.08 is: 9,891,395,931.99
Step by Step Solution
- Step 1: Write the proportion equation
7,301,754,390.96 : 10,891,241,145.84 = 6,631,433,710.08 : x - Step 2: Convert to fraction form
7,301,754,390.96/10,891,241,145.84 = 6,631,433,710.08/x - Step 3: Cross multiply
7,301,754,390.96x = 10,891,241,145.84 × 6,631,433,710.08 - Step 4: Simplify right side
7,301,754,390.96x = 72,224,543,679,133,704,192 - Step 5: Solve for x
x = 72,224,543,679,133,704,192/7,301,754,390.96 - Step 6: Final answer
x = 9,891,395,931.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.