Finding the Fourth Proportional to 180,789,492.24, 249,478,904.88 and 98,282,555.28
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Solution
The fourth proportional to 180,789,492.24, 249,478,904.88 and 98,282,555.28 is: 135,624,166.85
Step by Step Solution
- Step 1: Write the proportion equation
180,789,492.24 : 249,478,904.88 = 98,282,555.28 : x - Step 2: Convert to fraction form
180,789,492.24/249,478,904.88 = 98,282,555.28/x - Step 3: Cross multiply
180,789,492.24x = 249,478,904.88 × 98,282,555.28 - Step 4: Simplify right side
180,789,492.24x = 24,519,424,260,062,460 - Step 5: Solve for x
x = 24,519,424,260,062,460/180,789,492.24 - Step 6: Final answer
x = 135,624,166.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.