Finding the Fourth Proportional to 692,773,048.08, 956,019,195.72 and 375,225,394.68
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Solution
The fourth proportional to 692,773,048.08, 956,019,195.72 and 375,225,394.68 is: 517,806,922.53
Step by Step Solution
- Step 1: Write the proportion equation
692,773,048.08 : 956,019,195.72 = 375,225,394.68 : x - Step 2: Convert to fraction form
692,773,048.08/956,019,195.72 = 375,225,394.68/x - Step 3: Cross multiply
692,773,048.08x = 956,019,195.72 × 375,225,394.68 - Step 4: Simplify right side
692,773,048.08x = 358,722,680,035,693,184 - Step 5: Solve for x
x = 358,722,680,035,693,184/692,773,048.08 - Step 6: Final answer
x = 517,806,922.53
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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.