Finding the Fourth Proportional to 345,797,909.23, 477,199,688.08 and 187,028,209.48
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Solution
The fourth proportional to 345,797,909.23, 477,199,688.08 and 187,028,209.48 is: 258,098,157.46
Step by Step Solution
- Step 1: Write the proportion equation
345,797,909.23 : 477,199,688.08 = 187,028,209.48 : x - Step 2: Convert to fraction form
345,797,909.23/477,199,688.08 = 187,028,209.48/x - Step 3: Cross multiply
345,797,909.23x = 477,199,688.08 × 187,028,209.48 - Step 4: Simplify right side
345,797,909.23x = 89,249,803,223,163,328 - Step 5: Solve for x
x = 89,249,803,223,163,328/345,797,909.23 - Step 6: Final answer
x = 258,098,157.46
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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.