Finding the Fourth Proportional to 432,998,590.08, 596,960,005.98 and 343,985,878.92
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Solution
The fourth proportional to 432,998,590.08, 596,960,005.98 and 343,985,878.92 is: 474,241,295.56
Step by Step Solution
- Step 1: Write the proportion equation
432,998,590.08 : 596,960,005.98 = 343,985,878.92 : x - Step 2: Convert to fraction form
432,998,590.08/596,960,005.98 = 343,985,878.92/x - Step 3: Cross multiply
432,998,590.08x = 596,960,005.98 × 343,985,878.92 - Step 4: Simplify right side
432,998,590.08x = 205,345,812,337,118,784 - Step 5: Solve for x
x = 205,345,812,337,118,784/432,998,590.08 - Step 6: Final answer
x = 474,241,295.56
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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.