Finding the Fourth Proportional to 563,595,243.60, 777,767,070.12 and 316,071,283.44
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Solution
The fourth proportional to 563,595,243.60, 777,767,070.12 and 316,071,283.44 is: 436,181,530.74
Step by Step Solution
- Step 1: Write the proportion equation
563,595,243.60 : 777,767,070.12 = 316,071,283.44 : x - Step 2: Convert to fraction form
563,595,243.60/777,767,070.12 = 316,071,283.44/x - Step 3: Cross multiply
563,595,243.60x = 777,767,070.12 × 316,071,283.44 - Step 4: Simplify right side
563,595,243.60x = 245,829,836,070,196,864 - Step 5: Solve for x
x = 245,829,836,070,196,864/563,595,243.60 - Step 6: Final answer
x = 436,181,530.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.