Finding the Fourth Proportional to 49,411,679.50, 68,148,358.10 and 43,438,314.36
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Solution
The fourth proportional to 49,411,679.50, 68,148,358.10 and 43,438,314.36 is: 59,909,920.73
Step by Step Solution
- Step 1: Write the proportion equation
49,411,679.50 : 68,148,358.10 = 43,438,314.36 : x - Step 2: Convert to fraction form
49,411,679.50/68,148,358.10 = 43,438,314.36/x - Step 3: Cross multiply
49,411,679.50x = 68,148,358.10 × 43,438,314.36 - Step 4: Simplify right side
49,411,679.50x = 2,960,249,801,924,910 - Step 5: Solve for x
x = 2,960,249,801,924,910/49,411,679.50 - Step 6: Final answer
x = 59,909,920.73
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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.