Finding the Fourth Proportional to 291,230,225.68, 436,846,971.60 and 97,141,108.03
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Solution
The fourth proportional to 291,230,225.68, 436,846,971.60 and 97,141,108.03 is: 145,712,206.77
Step by Step Solution
- Step 1: Write the proportion equation
291,230,225.68 : 436,846,971.60 = 97,141,108.03 : x - Step 2: Convert to fraction form
291,230,225.68/436,846,971.60 = 97,141,108.03/x - Step 3: Cross multiply
291,230,225.68x = 436,846,971.60 × 97,141,108.03 - Step 4: Simplify right side
291,230,225.68x = 42,435,798,860,773,944 - Step 5: Solve for x
x = 42,435,798,860,773,944/291,230,225.68 - Step 6: Final answer
x = 145,712,206.77
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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.