Finding the Fourth Proportional to 1,513,319,284.33, 2,270,634,259.67 and 812,994,306.14
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Solution
The fourth proportional to 1,513,319,284.33, 2,270,634,259.67 and 812,994,306.14 is: 1,219,843,521.17
Step by Step Solution
- Step 1: Write the proportion equation
1,513,319,284.33 : 2,270,634,259.67 = 812,994,306.14 : x - Step 2: Convert to fraction form
1,513,319,284.33/2,270,634,259.67 = 812,994,306.14/x - Step 3: Cross multiply
1,513,319,284.33x = 2,270,634,259.67 × 812,994,306.14 - Step 4: Simplify right side
1,513,319,284.33x = 1,846,012,724,447,377,920 - Step 5: Solve for x
x = 1,846,012,724,447,377,920/1,513,319,284.33 - Step 6: Final answer
x = 1,219,843,521.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.