Finding the Fourth Proportional to 5,407,312,984.62, 7,461,993,153.68 and 2,995,986,683.36
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Solution
The fourth proportional to 5,407,312,984.62, 7,461,993,153.68 and 2,995,986,683.36 is: 4,134,406,901.04
Step by Step Solution
- Step 1: Write the proportion equation
5,407,312,984.62 : 7,461,993,153.68 = 2,995,986,683.36 : x - Step 2: Convert to fraction form
5,407,312,984.62/7,461,993,153.68 = 2,995,986,683.36/x - Step 3: Cross multiply
5,407,312,984.62x = 7,461,993,153.68 × 2,995,986,683.36 - Step 4: Simplify right side
5,407,312,984.62x = 22,356,032,119,696,482,304 - Step 5: Solve for x
x = 22,356,032,119,696,482,304/5,407,312,984.62 - Step 6: Final answer
x = 4,134,406,901.04
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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.