Finding the Fourth Proportional to 2,768,938,873.98, 4,154,069,066.41 and 903,588,040.29
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Solution
The fourth proportional to 2,768,938,873.98, 4,154,069,066.41 and 903,588,040.29 is: 1,355,597,684.81
Step by Step Solution
- Step 1: Write the proportion equation
2,768,938,873.98 : 4,154,069,066.41 = 903,588,040.29 : x - Step 2: Convert to fraction form
2,768,938,873.98/4,154,069,066.41 = 903,588,040.29/x - Step 3: Cross multiply
2,768,938,873.98x = 4,154,069,066.41 × 903,588,040.29 - Step 4: Simplify right side
2,768,938,873.98x = 3,753,567,126,959,966,208 - Step 5: Solve for x
x = 3,753,567,126,959,966,208/2,768,938,873.98 - Step 6: Final answer
x = 1,355,597,684.81
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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.