Finding the Fourth Proportional to 1,357,609,130.80, 2,035,580,286.04 and 527,593,631.28
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Solution
The fourth proportional to 1,357,609,130.80, 2,035,580,286.04 and 527,593,631.28 is: 791,066,567.33
Step by Step Solution
- Step 1: Write the proportion equation
1,357,609,130.80 : 2,035,580,286.04 = 527,593,631.28 : x - Step 2: Convert to fraction form
1,357,609,130.80/2,035,580,286.04 = 527,593,631.28/x - Step 3: Cross multiply
1,357,609,130.80x = 2,035,580,286.04 × 527,593,631.28 - Step 4: Simplify right side
1,357,609,130.80x = 1,073,959,194,873,824,640 - Step 5: Solve for x
x = 1,073,959,194,873,824,640/1,357,609,130.80 - Step 6: Final answer
x = 791,066,567.33
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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.