Finding the Fourth Proportional to 493,119,133.56, 680,572,106.41 and 302,346,403.92
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Solution
The fourth proportional to 493,119,133.56, 680,572,106.41 and 302,346,403.92 is: 417,279,547.63
Step by Step Solution
- Step 1: Write the proportion equation
493,119,133.56 : 680,572,106.41 = 302,346,403.92 : x - Step 2: Convert to fraction form
493,119,133.56/680,572,106.41 = 302,346,403.92/x - Step 3: Cross multiply
493,119,133.56x = 680,572,106.41 × 302,346,403.92 - Step 4: Simplify right side
493,119,133.56x = 205,768,528,981,323,072 - Step 5: Solve for x
x = 205,768,528,981,323,072/493,119,133.56 - Step 6: Final answer
x = 417,279,547.63
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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.