Finding the Fourth Proportional to 369,207,534.84, 509,663,280.24 and 230,047,053
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Solution
The fourth proportional to 369,207,534.84, 509,663,280.24 and 230,047,053 is: 317,562,683.80
Step by Step Solution
- Step 1: Write the proportion equation
369,207,534.84 : 509,663,280.24 = 230,047,053 : x - Step 2: Convert to fraction form
369,207,534.84/509,663,280.24 = 230,047,053/x - Step 3: Cross multiply
369,207,534.84x = 509,663,280.24 × 230,047,053 - Step 4: Simplify right side
369,207,534.84x = 117,246,535,641,525,136 - Step 5: Solve for x
x = 117,246,535,641,525,136/369,207,534.84 - Step 6: Final answer
x = 317,562,683.80
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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.