Finding the Fourth Proportional to 112,331,535.60, 168,497,303.40 and 93,183,913.20
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Solution
The fourth proportional to 112,331,535.60, 168,497,303.40 and 93,183,913.20 is: 139,775,869.80
Step by Step Solution
- Step 1: Write the proportion equation
112,331,535.60 : 168,497,303.40 = 93,183,913.20 : x - Step 2: Convert to fraction form
112,331,535.60/168,497,303.40 = 93,183,913.20/x - Step 3: Cross multiply
112,331,535.60x = 168,497,303.40 × 93,183,913.20 - Step 4: Simplify right side
112,331,535.60x = 15,701,238,094,459,666 - Step 5: Solve for x
x = 15,701,238,094,459,666/112,331,535.60 - Step 6: Final answer
x = 139,775,869.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.