Finding the Fourth Proportional to 90,106,696.04, 135,165,246.93 and 34,774,818.17
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Solution
The fourth proportional to 90,106,696.04, 135,165,246.93 and 34,774,818.17 is: 52,164,235.19
Step by Step Solution
- Step 1: Write the proportion equation
90,106,696.04 : 135,165,246.93 = 34,774,818.17 : x - Step 2: Convert to fraction form
90,106,696.04/135,165,246.93 = 34,774,818.17/x - Step 3: Cross multiply
90,106,696.04x = 135,165,246.93 × 34,774,818.17 - Step 4: Simplify right side
90,106,696.04x = 4,700,346,884,218,075 - Step 5: Solve for x
x = 4,700,346,884,218,075/90,106,696.04 - Step 6: Final answer
x = 52,164,235.19
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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.