Finding the Fourth Proportional to 236,103,624.35, 354,155,436.53 and 121,312,368.35
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Solution
The fourth proportional to 236,103,624.35, 354,155,436.53 and 121,312,368.35 is: 181,968,552.53
Step by Step Solution
- Step 1: Write the proportion equation
236,103,624.35 : 354,155,436.53 = 121,312,368.35 : x - Step 2: Convert to fraction form
236,103,624.35/354,155,436.53 = 121,312,368.35/x - Step 3: Cross multiply
236,103,624.35x = 354,155,436.53 × 121,312,368.35 - Step 4: Simplify right side
236,103,624.35x = 42,963,434,769,482,400 - Step 5: Solve for x
x = 42,963,434,769,482,400/236,103,624.35 - Step 6: Final answer
x = 181,968,552.53
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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.