Finding the Fourth Proportional to 92,506,257.08, 138,767,947.72 and 30,257,924.84
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Solution
The fourth proportional to 92,506,257.08, 138,767,947.72 and 30,257,924.84 is: 45,389,687.84
Step by Step Solution
- Step 1: Write the proportion equation
92,506,257.08 : 138,767,947.72 = 30,257,924.84 : x - Step 2: Convert to fraction form
92,506,257.08/138,767,947.72 = 30,257,924.84/x - Step 3: Cross multiply
92,506,257.08x = 138,767,947.72 × 30,257,924.84 - Step 4: Simplify right side
92,506,257.08x = 4,198,830,132,312,809.50 - Step 5: Solve for x
x = 4,198,830,132,312,809.50/92,506,257.08 - Step 6: Final answer
x = 45,389,687.84
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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.