Finding the Fourth Proportional to 460,148,531.84, 635,020,642.24 and 272,137,992.08
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Solution
The fourth proportional to 460,148,531.84, 635,020,642.24 and 272,137,992.08 is: 375,559,695.51
Step by Step Solution
- Step 1: Write the proportion equation
460,148,531.84 : 635,020,642.24 = 272,137,992.08 : x - Step 2: Convert to fraction form
460,148,531.84/635,020,642.24 = 272,137,992.08/x - Step 3: Cross multiply
460,148,531.84x = 635,020,642.24 × 272,137,992.08 - Step 4: Simplify right side
460,148,531.84x = 172,813,242,508,545,632 - Step 5: Solve for x
x = 172,813,242,508,545,632/460,148,531.84 - Step 6: Final answer
x = 375,559,695.51
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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.