Finding the Fourth Proportional to 432,412,957.84, 596,726,910.48 and 234,169,916.08
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Solution
The fourth proportional to 432,412,957.84, 596,726,910.48 and 234,169,916.08 is: 323,152,875.08
Step by Step Solution
- Step 1: Write the proportion equation
432,412,957.84 : 596,726,910.48 = 234,169,916.08 : x - Step 2: Convert to fraction form
432,412,957.84/596,726,910.48 = 234,169,916.08/x - Step 3: Cross multiply
432,412,957.84x = 596,726,910.48 × 234,169,916.08 - Step 4: Simplify right side
432,412,957.84x = 139,735,490,549,779,280 - Step 5: Solve for x
x = 139,735,490,549,779,280/432,412,957.84 - Step 6: Final answer
x = 323,152,875.08
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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.