Finding the Fourth Proportional to 463,670,773.80, 695,506,160.70 and 302,427,637.80
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Solution
The fourth proportional to 463,670,773.80, 695,506,160.70 and 302,427,637.80 is: 453,641,456.70
Step by Step Solution
- Step 1: Write the proportion equation
463,670,773.80 : 695,506,160.70 = 302,427,637.80 : x - Step 2: Convert to fraction form
463,670,773.80/695,506,160.70 = 302,427,637.80/x - Step 3: Cross multiply
463,670,773.80x = 695,506,160.70 × 302,427,637.80 - Step 4: Simplify right side
463,670,773.80x = 210,340,285,255,848,224 - Step 5: Solve for x
x = 210,340,285,255,848,224/463,670,773.80 - Step 6: Final answer
x = 453,641,456.70
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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.