Finding the Fourth Proportional to 474,348,352.80, 711,645,204 and 277,777,774.74
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Solution
The fourth proportional to 474,348,352.80, 711,645,204 and 277,777,774.74 is: 416,738,500.31
Step by Step Solution
- Step 1: Write the proportion equation
474,348,352.80 : 711,645,204 = 277,777,774.74 : x - Step 2: Convert to fraction form
474,348,352.80/711,645,204 = 277,777,774.74/x - Step 3: Cross multiply
474,348,352.80x = 711,645,204 × 277,777,774.74 - Step 4: Simplify right side
474,348,352.80x = 197,679,221,171,513,344 - Step 5: Solve for x
x = 197,679,221,171,513,344/474,348,352.80 - Step 6: Final answer
x = 416,738,500.31
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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.