Finding the Fourth Proportional to 101,370,389.96, 152,070,763.58 and 36,689,328.62
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Solution
The fourth proportional to 101,370,389.96, 152,070,763.58 and 36,689,328.62 is: 55,039,486.59
Step by Step Solution
- Step 1: Write the proportion equation
101,370,389.96 : 152,070,763.58 = 36,689,328.62 : x - Step 2: Convert to fraction form
101,370,389.96/152,070,763.58 = 36,689,328.62/x - Step 3: Cross multiply
101,370,389.96x = 152,070,763.58 × 36,689,328.62 - Step 4: Simplify right side
101,370,389.96x = 5,579,374,218,480,948 - Step 5: Solve for x
x = 5,579,374,218,480,948/101,370,389.96 - Step 6: Final answer
x = 55,039,486.59
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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.