Finding the Fourth Proportional to 153,281,803.80, 211,497,312.45 and 88,079,110.68
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Solution
The fourth proportional to 153,281,803.80, 211,497,312.45 and 88,079,110.68 is: 121,531,028.01
Step by Step Solution
- Step 1: Write the proportion equation
153,281,803.80 : 211,497,312.45 = 88,079,110.68 : x - Step 2: Convert to fraction form
153,281,803.80/211,497,312.45 = 88,079,110.68/x - Step 3: Cross multiply
153,281,803.80x = 211,497,312.45 × 88,079,110.68 - Step 4: Simplify right side
153,281,803.80x = 18,628,495,191,806,092 - Step 5: Solve for x
x = 18,628,495,191,806,092/153,281,803.80 - Step 6: Final answer
x = 121,531,028.01
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.