Finding the Fourth Proportional to 191,282,970.13, 286,625,519.62 and 133,104,317.81
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Solution
The fourth proportional to 191,282,970.13, 286,625,519.62 and 133,104,317.81 is: 199,448,462.29
Step by Step Solution
- Step 1: Write the proportion equation
191,282,970.13 : 286,625,519.62 = 133,104,317.81 : x - Step 2: Convert to fraction form
191,282,970.13/286,625,519.62 = 133,104,317.81/x - Step 3: Cross multiply
191,282,970.13x = 286,625,519.62 × 133,104,317.81 - Step 4: Simplify right side
191,282,970.13x = 38,151,094,254,190,984 - Step 5: Solve for x
x = 38,151,094,254,190,984/191,282,970.13 - Step 6: Final answer
x = 199,448,462.29
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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.