Finding the Fourth Proportional to 296,855,829.83, 445,407,246.30 and 130,774,335.62
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Solution
The fourth proportional to 296,855,829.83, 445,407,246.30 and 130,774,335.62 is: 196,215,909.75
Step by Step Solution
- Step 1: Write the proportion equation
296,855,829.83 : 445,407,246.30 = 130,774,335.62 : x - Step 2: Convert to fraction form
296,855,829.83/445,407,246.30 = 130,774,335.62/x - Step 3: Cross multiply
296,855,829.83x = 445,407,246.30 × 130,774,335.62 - Step 4: Simplify right side
296,855,829.83x = 58,247,836,712,989,168 - Step 5: Solve for x
x = 58,247,836,712,989,168/296,855,829.83 - Step 6: Final answer
x = 196,215,909.75
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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.