Finding the Fourth Proportional to 134,864,261.40, 202,296,392.10 and 73,429,681.80
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Solution
The fourth proportional to 134,864,261.40, 202,296,392.10 and 73,429,681.80 is: 110,144,522.70
Step by Step Solution
- Step 1: Write the proportion equation
134,864,261.40 : 202,296,392.10 = 73,429,681.80 : x - Step 2: Convert to fraction form
134,864,261.40/202,296,392.10 = 73,429,681.80/x - Step 3: Cross multiply
134,864,261.40x = 202,296,392.10 × 73,429,681.80 - Step 4: Simplify right side
134,864,261.40x = 14,854,559,701,191,032 - Step 5: Solve for x
x = 14,854,559,701,191,032/134,864,261.40 - Step 6: Final answer
x = 110,144,522.70
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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.