Finding the Fourth Proportional to 99,908,837.43, 149,873,536.44 and 37,712,539.31
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Solution
The fourth proportional to 99,908,837.43, 149,873,536.44 and 37,712,539.31 is: 56,572,689.46
Step by Step Solution
- Step 1: Write the proportion equation
99,908,837.43 : 149,873,536.44 = 37,712,539.31 : x - Step 2: Convert to fraction form
99,908,837.43/149,873,536.44 = 37,712,539.31/x - Step 3: Cross multiply
99,908,837.43x = 149,873,536.44 × 37,712,539.31 - Step 4: Simplify right side
99,908,837.43x = 5,652,111,633,772,850 - Step 5: Solve for x
x = 5,652,111,633,772,850/99,908,837.43 - Step 6: Final answer
x = 56,572,689.46
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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.