Finding the Fourth Proportional to 4,447,528,432.28, 6,671,263,751.32 and 1,131,314,670.35
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Solution
The fourth proportional to 4,447,528,432.28, 6,671,263,751.32 and 1,131,314,670.35 is: 1,696,964,654.99
Step by Step Solution
- Step 1: Write the proportion equation
4,447,528,432.28 : 6,671,263,751.32 = 1,131,314,670.35 : x - Step 2: Convert to fraction form
4,447,528,432.28/6,671,263,751.32 = 1,131,314,670.35/x - Step 3: Cross multiply
4,447,528,432.28x = 6,671,263,751.32 × 1,131,314,670.35 - Step 4: Simplify right side
4,447,528,432.28x = 7,547,298,551,642,488,832 - Step 5: Solve for x
x = 7,547,298,551,642,488,832/4,447,528,432.28 - Step 6: Final answer
x = 1,696,964,654.99
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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.