Finding the Fourth Proportional to 291,230,225.18, 436,846,970.85 and 97,141,107.54
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Solution
The fourth proportional to 291,230,225.18, 436,846,970.85 and 97,141,107.54 is: 145,712,206.02
Step by Step Solution
- Step 1: Write the proportion equation
291,230,225.18 : 436,846,970.85 = 97,141,107.54 : x - Step 2: Convert to fraction form
291,230,225.18/436,846,970.85 = 97,141,107.54/x - Step 3: Cross multiply
291,230,225.18x = 436,846,970.85 × 97,141,107.54 - Step 4: Simplify right side
291,230,225.18x = 42,435,798,571,193,160 - Step 5: Solve for x
x = 42,435,798,571,193,160/291,230,225.18 - Step 6: Final answer
x = 145,712,206.02
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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.