Finding the Fourth Proportional to 119,842,289.19, 165,382,303.10 and 67,642,273.35
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Solution
The fourth proportional to 119,842,289.19, 165,382,303.10 and 67,642,273.35 is: 93,346,305.62
Step by Step Solution
- Step 1: Write the proportion equation
119,842,289.19 : 165,382,303.10 = 67,642,273.35 : x - Step 2: Convert to fraction form
119,842,289.19/165,382,303.10 = 67,642,273.35/x - Step 3: Cross multiply
119,842,289.19x = 165,382,303.10 × 67,642,273.35 - Step 4: Simplify right side
119,842,289.19x = 11,186,834,953,204,540 - Step 5: Solve for x
x = 11,186,834,953,204,540/119,842,289.19 - Step 6: Final answer
x = 93,346,305.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.