Finding the Fourth Proportional to 583,901,048.66, 805,696,770.02 and 354,636,516.74
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Solution
The fourth proportional to 583,901,048.66, 805,696,770.02 and 354,636,516.74 is: 489,345,749.12
Step by Step Solution
- Step 1: Write the proportion equation
583,901,048.66 : 805,696,770.02 = 354,636,516.74 : x - Step 2: Convert to fraction form
583,901,048.66/805,696,770.02 = 354,636,516.74/x - Step 3: Cross multiply
583,901,048.66x = 805,696,770.02 × 354,636,516.74 - Step 4: Simplify right side
583,901,048.66x = 285,729,496,071,462,528 - Step 5: Solve for x
x = 285,729,496,071,462,528/583,901,048.66 - Step 6: Final answer
x = 489,345,749.12
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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.