Finding the Fourth Proportional to 2,115,477,069.17, 3,173,229,125.88 and 621,502,502.58
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Solution
The fourth proportional to 2,115,477,069.17, 3,173,229,125.88 and 621,502,502.58 is: 932,257,726.51
Step by Step Solution
- Step 1: Write the proportion equation
2,115,477,069.17 : 3,173,229,125.88 = 621,502,502.58 : x - Step 2: Convert to fraction form
2,115,477,069.17/3,173,229,125.88 = 621,502,502.58/x - Step 3: Cross multiply
2,115,477,069.17x = 3,173,229,125.88 × 621,502,502.58 - Step 4: Simplify right side
2,115,477,069.17x = 1,972,169,842,991,058,432 - Step 5: Solve for x
x = 1,972,169,842,991,058,432/2,115,477,069.17 - Step 6: Final answer
x = 932,257,726.51
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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.