Finding the Fourth Proportional to 97,376,026.91, 145,832,201.96 and 56,348,978.54
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Solution
The fourth proportional to 97,376,026.91, 145,832,201.96 and 56,348,978.54 is: 84,389,308.94
Step by Step Solution
- Step 1: Write the proportion equation
97,376,026.91 : 145,832,201.96 = 56,348,978.54 : x - Step 2: Convert to fraction form
97,376,026.91/145,832,201.96 = 56,348,978.54/x - Step 3: Cross multiply
97,376,026.91x = 145,832,201.96 × 56,348,978.54 - Step 4: Simplify right side
97,376,026.91x = 8,217,495,617,674,080 - Step 5: Solve for x
x = 8,217,495,617,674,080/97,376,026.91 - Step 6: Final answer
x = 84,389,308.94
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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.