Finding the Fourth Proportional to 219,161,058, 302,438,521.86 and 118,688,679.06
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Solution
The fourth proportional to 219,161,058, 302,438,521.86 and 118,688,679.06 is: 163,788,352.66
Step by Step Solution
- Step 1: Write the proportion equation
219,161,058 : 302,438,521.86 = 118,688,679.06 : x - Step 2: Convert to fraction form
219,161,058/302,438,521.86 = 118,688,679.06/x - Step 3: Cross multiply
219,161,058x = 302,438,521.86 × 118,688,679.06 - Step 4: Simplify right side
219,161,058x = 35,896,028,656,422,336 - Step 5: Solve for x
x = 35,896,028,656,422,336/219,161,058 - Step 6: Final answer
x = 163,788,352.66
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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.