Finding the Fourth Proportional to 87,106,354.04, 130,750,329.42 and 38,618,259.58
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Solution
The fourth proportional to 87,106,354.04, 130,750,329.42 and 38,618,259.58 is: 57,967,644.47
Step by Step Solution
- Step 1: Write the proportion equation
87,106,354.04 : 130,750,329.42 = 38,618,259.58 : x - Step 2: Convert to fraction form
87,106,354.04/130,750,329.42 = 38,618,259.58/x - Step 3: Cross multiply
87,106,354.04x = 130,750,329.42 × 38,618,259.58 - Step 4: Simplify right side
87,106,354.04x = 5,049,350,161,712,071 - Step 5: Solve for x
x = 5,049,350,161,712,071/87,106,354.04 - Step 6: Final answer
x = 57,967,644.47
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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.