Finding the Fourth Proportional to 609,832,233.12, 912,353,802.24 and 470,605,975.68
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Solution
The fourth proportional to 609,832,233.12, 912,353,802.24 and 470,605,975.68 is: 704,061,097.38
Step by Step Solution
- Step 1: Write the proportion equation
609,832,233.12 : 912,353,802.24 = 470,605,975.68 : x - Step 2: Convert to fraction form
609,832,233.12/912,353,802.24 = 470,605,975.68/x - Step 3: Cross multiply
609,832,233.12x = 912,353,802.24 × 470,605,975.68 - Step 4: Simplify right side
609,832,233.12x = 429,359,151,268,512,960 - Step 5: Solve for x
x = 429,359,151,268,512,960/609,832,233.12 - Step 6: Final answer
x = 704,061,097.38
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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.