Finding the Fourth Proportional to 124,272,686.64, 186,817,684.68 and 115,283,307.45
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Solution
The fourth proportional to 124,272,686.64, 186,817,684.68 and 115,283,307.45 is: 173,304,055.48
Step by Step Solution
- Step 1: Write the proportion equation
124,272,686.64 : 186,817,684.68 = 115,283,307.45 : x - Step 2: Convert to fraction form
124,272,686.64/186,817,684.68 = 115,283,307.45/x - Step 3: Cross multiply
124,272,686.64x = 186,817,684.68 × 115,283,307.45 - Step 4: Simplify right side
124,272,686.64x = 21,536,960,580,061,596 - Step 5: Solve for x
x = 21,536,960,580,061,596/124,272,686.64 - Step 6: Final answer
x = 173,304,055.48
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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.