Finding the Fourth Proportional to 96,430,541.57, 133,075,225.75 and 56,746,845.65
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Solution
The fourth proportional to 96,430,541.57, 133,075,225.75 and 56,746,845.65 is: 78,311,281.60
Step by Step Solution
- Step 1: Write the proportion equation
96,430,541.57 : 133,075,225.75 = 56,746,845.65 : x - Step 2: Convert to fraction form
96,430,541.57/133,075,225.75 = 56,746,845.65/x - Step 3: Cross multiply
96,430,541.57x = 133,075,225.75 × 56,746,845.65 - Step 4: Simplify right side
96,430,541.57x = 7,551,599,295,474,155 - Step 5: Solve for x
x = 7,551,599,295,474,155/96,430,541.57 - Step 6: Final answer
x = 78,311,281.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.