Finding the Fourth Proportional to 13,796,241,169.99, 19,042,355,172.50 and 8,985,593,854.71
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Solution
The fourth proportional to 13,796,241,169.99, 19,042,355,172.50 and 8,985,593,854.71 is: 12,402,426,683.40
Step by Step Solution
- Step 1: Write the proportion equation
13,796,241,169.99 : 19,042,355,172.50 = 8,985,593,854.71 : x - Step 2: Convert to fraction form
13,796,241,169.99/19,042,355,172.50 = 8,985,593,854.71/x - Step 3: Cross multiply
13,796,241,169.99x = 19,042,355,172.50 × 8,985,593,854.71 - Step 4: Simplify right side
13,796,241,169.99x = 171,106,869,617,176,215,552 - Step 5: Solve for x
x = 171,106,869,617,176,215,552/13,796,241,169.99 - Step 6: Final answer
x = 12,402,426,683.40
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1.5x scale
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.