Finding the Fourth Proportional to 357,839,053.44, 536,698,779.36 and 99,080,430.24
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Solution
The fourth proportional to 357,839,053.44, 536,698,779.36 and 99,080,430.24 is: 148,604,087.39
Step by Step Solution
- Step 1: Write the proportion equation
357,839,053.44 : 536,698,779.36 = 99,080,430.24 : x - Step 2: Convert to fraction form
357,839,053.44/536,698,779.36 = 99,080,430.24/x - Step 3: Cross multiply
357,839,053.44x = 536,698,779.36 × 99,080,430.24 - Step 4: Simplify right side
357,839,053.44x = 53,176,345,968,271,632 - Step 5: Solve for x
x = 53,176,345,968,271,632/357,839,053.44 - Step 6: Final answer
x = 148,604,087.39
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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.