Finding the Fourth Proportional to 1,802,736,521.81, 2,700,584,816.46 and 1,242,398,251.35
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Solution
The fourth proportional to 1,802,736,521.81, 2,700,584,816.46 and 1,242,398,251.35 is: 1,861,171,509.53
Step by Step Solution
- Step 1: Write the proportion equation
1,802,736,521.81 : 2,700,584,816.46 = 1,242,398,251.35 : x - Step 2: Convert to fraction form
1,802,736,521.81/2,700,584,816.46 = 1,242,398,251.35/x - Step 3: Cross multiply
1,802,736,521.81x = 2,700,584,816.46 × 1,242,398,251.35 - Step 4: Simplify right side
1,802,736,521.81x = 3,355,201,853,587,667,456 - Step 5: Solve for x
x = 3,355,201,853,587,667,456/1,802,736,521.81 - Step 6: Final answer
x = 1,861,171,509.53
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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.