Finding the Fourth Proportional to 583,901,091.92, 805,696,829.70 and 354,636,560
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Solution
The fourth proportional to 583,901,091.92, 805,696,829.70 and 354,636,560 is: 489,345,808.80
Step by Step Solution
- Step 1: Write the proportion equation
583,901,091.92 : 805,696,829.70 = 354,636,560 : x - Step 2: Convert to fraction form
583,901,091.92/805,696,829.70 = 354,636,560/x - Step 3: Cross multiply
583,901,091.92x = 805,696,829.70 × 354,636,560 - Step 4: Simplify right side
583,901,091.92x = 285,729,552,087,713,856 - Step 5: Solve for x
x = 285,729,552,087,713,856/583,901,091.92 - Step 6: Final answer
x = 489,345,808.80
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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.