Finding the Fourth Proportional to 313,558,776.74, 470,307,773.21 and 95,211,038.12
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Solution
The fourth proportional to 313,558,776.74, 470,307,773.21 and 95,211,038.12 is: 142,807,328.77
Step by Step Solution
- Step 1: Write the proportion equation
313,558,776.74 : 470,307,773.21 = 95,211,038.12 : x - Step 2: Convert to fraction form
313,558,776.74/470,307,773.21 = 95,211,038.12/x - Step 3: Cross multiply
313,558,776.74x = 470,307,773.21 × 95,211,038.12 - Step 4: Simplify right side
313,558,776.74x = 44,778,491,320,402,024 - Step 5: Solve for x
x = 44,778,491,320,402,024/313,558,776.74 - Step 6: Final answer
x = 142,807,328.77
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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.