Finding the Fourth Proportional to 97,210,965.96, 134,087,922.72 and 62,348,436.36
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Solution
The fourth proportional to 97,210,965.96, 134,087,922.72 and 62,348,436.36 is: 86,000,300.83
Step by Step Solution
- Step 1: Write the proportion equation
97,210,965.96 : 134,087,922.72 = 62,348,436.36 : x - Step 2: Convert to fraction form
97,210,965.96/134,087,922.72 = 62,348,436.36/x - Step 3: Cross multiply
97,210,965.96x = 134,087,922.72 × 62,348,436.36 - Step 4: Simplify right side
97,210,965.96x = 8,360,172,316,352,518 - Step 5: Solve for x
x = 8,360,172,316,352,518/97,210,965.96 - Step 6: Final answer
x = 86,000,300.83
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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.