Finding the Fourth Proportional to 97,803,092.21, 134,971,503.95 and 53,751,652.07
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Solution
The fourth proportional to 97,803,092.21, 134,971,503.95 and 53,751,652.07 is: 74,179,058.71
Step by Step Solution
- Step 1: Write the proportion equation
97,803,092.21 : 134,971,503.95 = 53,751,652.07 : x - Step 2: Convert to fraction form
97,803,092.21/134,971,503.95 = 53,751,652.07/x - Step 3: Cross multiply
97,803,092.21x = 134,971,503.95 × 53,751,652.07 - Step 4: Simplify right side
97,803,092.21x = 7,254,941,319,416,272 - Step 5: Solve for x
x = 7,254,941,319,416,272/97,803,092.21 - Step 6: Final answer
x = 74,179,058.71
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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.