Finding the Fourth Proportional to 135,689,300,551.68, 203,626,922,275.84 and 47,357,429,038.08
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Solution
The fourth proportional to 135,689,300,551.68, 203,626,922,275.84 and 47,357,429,038.08 is: 71,068,591,869.17
Step by Step Solution
- Step 1: Write the proportion equation
135,689,300,551.68 : 203,626,922,275.84 = 47,357,429,038.08 : x - Step 2: Convert to fraction form
135,689,300,551.68/203,626,922,275.84 = 47,357,429,038.08/x - Step 3: Cross multiply
135,689,300,551.68x = 203,626,922,275.84 × 47,357,429,038.08 - Step 4: Simplify right side
135,689,300,551.68x = 9,643,247,521,920,725,286,912 - Step 5: Solve for x
x = 9,643,247,521,920,725,286,912/135,689,300,551.68 - Step 6: Final answer
x = 71,068,591,869.17
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1.5x scale
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.