Finding the Fourth Proportional to 176,630,724.80, 243,750,411.16 and 98,312,598.08
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Solution
The fourth proportional to 176,630,724.80, 243,750,411.16 and 98,312,598.08 is: 135,671,391.44
Step by Step Solution
- Step 1: Write the proportion equation
176,630,724.80 : 243,750,411.16 = 98,312,598.08 : x - Step 2: Convert to fraction form
176,630,724.80/243,750,411.16 = 98,312,598.08/x - Step 3: Cross multiply
176,630,724.80x = 243,750,411.16 × 98,312,598.08 - Step 4: Simplify right side
176,630,724.80x = 23,963,736,204,207,824 - Step 5: Solve for x
x = 23,963,736,204,207,824/176,630,724.80 - Step 6: Final answer
x = 135,671,391.44
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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.