Finding the Fourth Proportional to 709,227,491,319.58, 978,734,881,865.85 and 384,067,343,902.99
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Solution
The fourth proportional to 709,227,491,319.58, 978,734,881,865.85 and 384,067,343,902.99 is: 530,013,445,705.59
Step by Step Solution
- Step 1: Write the proportion equation
709,227,491,319.58 : 978,734,881,865.85 = 384,067,343,902.99 : x - Step 2: Convert to fraction form
709,227,491,319.58/978,734,881,865.85 = 384,067,343,902.99/x - Step 3: Cross multiply
709,227,491,319.58x = 978,734,881,865.85 × 384,067,343,902.99 - Step 4: Simplify right side
709,227,491,319.58x = 375,900,106,463,423,714,295,808 - Step 5: Solve for x
x = 375,900,106,463,423,714,295,808/709,227,491,319.58 - Step 6: Final answer
x = 530,013,445,705.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.