Finding the Fourth Proportional to 152,901,643.87, 229,365,677.18 and 42,237,275.09
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Solution
The fourth proportional to 152,901,643.87, 229,365,677.18 and 42,237,275.09 is: 63,359,562.12
Step by Step Solution
- Step 1: Write the proportion equation
152,901,643.87 : 229,365,677.18 = 42,237,275.09 : x - Step 2: Convert to fraction form
152,901,643.87/229,365,677.18 = 42,237,275.09/x - Step 3: Cross multiply
152,901,643.87x = 229,365,677.18 × 42,237,275.09 - Step 4: Simplify right side
152,901,643.87x = 9,687,781,203,266,946 - Step 5: Solve for x
x = 9,687,781,203,266,946/152,901,643.87 - Step 6: Final answer
x = 63,359,562.12
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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.