Finding the Fourth Proportional to 982,484,041,213.66, 1,355,898,136,698.90 and 543,011,971,349.68
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Solution
The fourth proportional to 982,484,041,213.66, 1,355,898,136,698.90 and 543,011,971,349.68 is: 749,395,297,300.42
Step by Step Solution
- Step 1: Write the proportion equation
982,484,041,213.66 : 1,355,898,136,698.90 = 543,011,971,349.68 : x - Step 2: Convert to fraction form
982,484,041,213.66/1,355,898,136,698.90 = 543,011,971,349.68/x - Step 3: Cross multiply
982,484,041,213.66x = 1,355,898,136,698.90 × 543,011,971,349.68 - Step 4: Simplify right side
982,484,041,213.66x = 736,268,920,158,227,500,367,872 - Step 5: Solve for x
x = 736,268,920,158,227,500,367,872/982,484,041,213.66 - Step 6: Final answer
x = 749,395,297,300.42
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Double scale
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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.