Finding the Fourth Proportional to 82,746,374,952.62, 124,119,564,071.10 and 19,861,673,479.65
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Solution
The fourth proportional to 82,746,374,952.62, 124,119,564,071.10 and 19,861,673,479.65 is: 29,792,510,613.65
Step by Step Solution
- Step 1: Write the proportion equation
82,746,374,952.62 : 124,119,564,071.10 = 19,861,673,479.65 : x - Step 2: Convert to fraction form
82,746,374,952.62/124,119,564,071.10 = 19,861,673,479.65/x - Step 3: Cross multiply
82,746,374,952.62x = 124,119,564,071.10 × 19,861,673,479.65 - Step 4: Simplify right side
82,746,374,952.62x = 2,465,222,254,016,686,194,688 - Step 5: Solve for x
x = 2,465,222,254,016,686,194,688/82,746,374,952.62 - Step 6: Final answer
x = 29,792,510,613.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.