Finding the Fourth Proportional to 1,975,064,808.08, 2,963,255,789.88 and 1,313,686,201.16
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Solution
The fourth proportional to 1,975,064,808.08, 2,963,255,789.88 and 1,313,686,201.16 is: 1,970,967,345.35
Step by Step Solution
- Step 1: Write the proportion equation
1,975,064,808.08 : 2,963,255,789.88 = 1,313,686,201.16 : x - Step 2: Convert to fraction form
1,975,064,808.08/2,963,255,789.88 = 1,313,686,201.16/x - Step 3: Cross multiply
1,975,064,808.08x = 2,963,255,789.88 × 1,313,686,201.16 - Step 4: Simplify right side
1,975,064,808.08x = 3,892,788,241,672,833,024 - Step 5: Solve for x
x = 3,892,788,241,672,833,024/1,975,064,808.08 - Step 6: Final answer
x = 1,970,967,345.35
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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.