Finding the Fourth Proportional to 8,241,306,718,657.80, 12,363,803,715,280 and 2,511,386,742,877.20
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Solution
The fourth proportional to 8,241,306,718,657.80, 12,363,803,715,280 and 2,511,386,742,877.20 is: 3,767,641,928,893.89
Step by Step Solution
- Step 1: Write the proportion equation
8,241,306,718,657.80 : 12,363,803,715,280 = 2,511,386,742,877.20 : x - Step 2: Convert to fraction form
8,241,306,718,657.80/12,363,803,715,280 = 2,511,386,742,877.20/x - Step 3: Cross multiply
8,241,306,718,657.80x = 12,363,803,715,280 × 2,511,386,742,877.20 - Step 4: Simplify right side
8,241,306,718,657.80x = 31,050,292,742,090,067,617,513,472 - Step 5: Solve for x
x = 31,050,292,742,090,067,617,513,472/8,241,306,718,657.80 - Step 6: Final answer
x = 3,767,641,928,893.89
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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.