Finding the Fourth Proportional to 4,310,641,215.20, 6,465,961,822.80 and 1,402,596,063.20
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Solution
The fourth proportional to 4,310,641,215.20, 6,465,961,822.80 and 1,402,596,063.20 is: 2,103,894,094.80
Step by Step Solution
- Step 1: Write the proportion equation
4,310,641,215.20 : 6,465,961,822.80 = 1,402,596,063.20 : x - Step 2: Convert to fraction form
4,310,641,215.20/6,465,961,822.80 = 1,402,596,063.20/x - Step 3: Cross multiply
4,310,641,215.20x = 6,465,961,822.80 × 1,402,596,063.20 - Step 4: Simplify right side
4,310,641,215.20x = 9,069,132,597,460,776,960 - Step 5: Solve for x
x = 9,069,132,597,460,776,960/4,310,641,215.20 - Step 6: Final answer
x = 2,103,894,094.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.