Finding the Fourth Proportional to 148,746,175.20, 223,119,262.80 and 103,396,543.20
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Solution
The fourth proportional to 148,746,175.20, 223,119,262.80 and 103,396,543.20 is: 155,094,814.80
Step by Step Solution
- Step 1: Write the proportion equation
148,746,175.20 : 223,119,262.80 = 103,396,543.20 : x - Step 2: Convert to fraction form
148,746,175.20/223,119,262.80 = 103,396,543.20/x - Step 3: Cross multiply
148,746,175.20x = 223,119,262.80 × 103,396,543.20 - Step 4: Simplify right side
148,746,175.20x = 23,069,760,494,852,356 - Step 5: Solve for x
x = 23,069,760,494,852,356/148,746,175.20 - Step 6: Final answer
x = 155,094,814.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.