Finding the Fourth Proportional to 1,053,599,088.60, 1,580,275,612.02 and 423,305,631.81
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Solution
The fourth proportional to 1,053,599,088.60, 1,580,275,612.02 and 423,305,631.81 is: 634,909,021.48
Step by Step Solution
- Step 1: Write the proportion equation
1,053,599,088.60 : 1,580,275,612.02 = 423,305,631.81 : x - Step 2: Convert to fraction form
1,053,599,088.60/1,580,275,612.02 = 423,305,631.81/x - Step 3: Cross multiply
1,053,599,088.60x = 1,580,275,612.02 × 423,305,631.81 - Step 4: Simplify right side
1,053,599,088.60x = 668,939,566,380,060,544 - Step 5: Solve for x
x = 668,939,566,380,060,544/1,053,599,088.60 - Step 6: Final answer
x = 634,909,021.48
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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.