Finding the Fourth Proportional to 318,482,103.13, 477,501,058.37 and 141,122,781.48
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Solution
The fourth proportional to 318,482,103.13, 477,501,058.37 and 141,122,781.48 is: 211,585,758.99
Step by Step Solution
- Step 1: Write the proportion equation
318,482,103.13 : 477,501,058.37 = 141,122,781.48 : x - Step 2: Convert to fraction form
318,482,103.13/477,501,058.37 = 141,122,781.48/x - Step 3: Cross multiply
318,482,103.13x = 477,501,058.37 × 141,122,781.48 - Step 4: Simplify right side
318,482,103.13x = 67,386,277,515,878,736 - Step 5: Solve for x
x = 67,386,277,515,878,736/318,482,103.13 - Step 6: Final answer
x = 211,585,758.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.