Finding the Fourth Proportional to 536,375,955.62, 740,132,409.03 and 310,353,792.14
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Solution
The fourth proportional to 536,375,955.62, 740,132,409.03 and 310,353,792.14 is: 428,249,807.66
Step by Step Solution
- Step 1: Write the proportion equation
536,375,955.62 : 740,132,409.03 = 310,353,792.14 : x - Step 2: Convert to fraction form
536,375,955.62/740,132,409.03 = 310,353,792.14/x - Step 3: Cross multiply
536,375,955.62x = 740,132,409.03 × 310,353,792.14 - Step 4: Simplify right side
536,375,955.62x = 229,702,899,828,174,048 - Step 5: Solve for x
x = 229,702,899,828,174,048/536,375,955.62 - Step 6: Final answer
x = 428,249,807.66
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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.