Finding the Fourth Proportional to 403,039,240,551.10, 604,643,767,531.40 and 130,742,227,863.65
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Solution
The fourth proportional to 403,039,240,551.10, 604,643,767,531.40 and 130,742,227,863.65 is: 196,140,884,750.66
Step by Step Solution
- Step 1: Write the proportion equation
403,039,240,551.10 : 604,643,767,531.40 = 130,742,227,863.65 : x - Step 2: Convert to fraction form
403,039,240,551.10/604,643,767,531.40 = 130,742,227,863.65/x - Step 3: Cross multiply
403,039,240,551.10x = 604,643,767,531.40 × 130,742,227,863.65 - Step 4: Simplify right side
403,039,240,551.10x = 79,052,473,230,926,123,368,448 - Step 5: Solve for x
x = 79,052,473,230,926,123,368,448/403,039,240,551.10 - Step 6: Final answer
x = 196,140,884,750.66
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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.