Finding the Fourth Proportional to 474,773,262.12, 653,664,361.86 and 370,217,166.12
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Solution
The fourth proportional to 474,773,262.12, 653,664,361.86 and 370,217,166.12 is: 509,712,292.05
Step by Step Solution
- Step 1: Write the proportion equation
474,773,262.12 : 653,664,361.86 = 370,217,166.12 : x - Step 2: Convert to fraction form
474,773,262.12/653,664,361.86 = 370,217,166.12/x - Step 3: Cross multiply
474,773,262.12x = 653,664,361.86 × 370,217,166.12 - Step 4: Simplify right side
474,773,262.12x = 241,997,767,641,447,424 - Step 5: Solve for x
x = 241,997,767,641,447,424/474,773,262.12 - Step 6: Final answer
x = 509,712,292.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.