Finding the Fourth Proportional to 39,484,387,907.98, 58,816,203,088.34 and 37,345,784,293.42
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Solution
The fourth proportional to 39,484,387,907.98, 58,816,203,088.34 and 37,345,784,293.42 is: 55,630,525,123.35
Step by Step Solution
- Step 1: Write the proportion equation
39,484,387,907.98 : 58,816,203,088.34 = 37,345,784,293.42 : x - Step 2: Convert to fraction form
39,484,387,907.98/58,816,203,088.34 = 37,345,784,293.42/x - Step 3: Cross multiply
39,484,387,907.98x = 58,816,203,088.34 × 37,345,784,293.42 - Step 4: Simplify right side
39,484,387,907.98x = 2,196,537,233,495,128,539,136 - Step 5: Solve for x
x = 2,196,537,233,495,128,539,136/39,484,387,907.98 - Step 6: Final answer
x = 55,630,525,123.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.