Finding the Fourth Proportional to 920,586,307.84, 1,270,711,856.64 and 732,759,136
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Solution
The fourth proportional to 920,586,307.84, 1,270,711,856.64 and 732,759,136 is: 1,011,448,589.06
Step by Step Solution
- Step 1: Write the proportion equation
920,586,307.84 : 1,270,711,856.64 = 732,759,136 : x - Step 2: Convert to fraction form
920,586,307.84/1,270,711,856.64 = 732,759,136/x - Step 3: Cross multiply
920,586,307.84x = 1,270,711,856.64 × 732,759,136 - Step 4: Simplify right side
920,586,307.84x = 931,125,722,176,482,304 - Step 5: Solve for x
x = 931,125,722,176,482,304/920,586,307.84 - Step 6: Final answer
x = 1,011,448,589.06
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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.