Finding the Fourth Proportional to 982,484,041,212.66, 1,355,898,136,697.50 and 543,011,971,348.68
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Solution
The fourth proportional to 982,484,041,212.66, 1,355,898,136,697.50 and 543,011,971,348.68 is: 749,395,297,299.03
Step by Step Solution
- Step 1: Write the proportion equation
982,484,041,212.66 : 1,355,898,136,697.50 = 543,011,971,348.68 : x - Step 2: Convert to fraction form
982,484,041,212.66/1,355,898,136,697.50 = 543,011,971,348.68/x - Step 3: Cross multiply
982,484,041,212.66x = 1,355,898,136,697.50 × 543,011,971,348.68 - Step 4: Simplify right side
982,484,041,212.66x = 736,268,920,156,111,423,668,224 - Step 5: Solve for x
x = 736,268,920,156,111,423,668,224/982,484,041,212.66 - Step 6: Final answer
x = 749,395,297,299.03
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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.