Finding the Fourth Proportional to 118,321,432.74, 178,289,780.06 and 97,228,539.45
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Solution
The fourth proportional to 118,321,432.74, 178,289,780.06 and 97,228,539.45 is: 146,506,465.58
Step by Step Solution
- Step 1: Write the proportion equation
118,321,432.74 : 178,289,780.06 = 97,228,539.45 : x - Step 2: Convert to fraction form
118,321,432.74/178,289,780.06 = 97,228,539.45/x - Step 3: Cross multiply
118,321,432.74x = 178,289,780.06 × 97,228,539.45 - Step 4: Simplify right side
118,321,432.74x = 17,334,854,913,609,392 - Step 5: Solve for x
x = 17,334,854,913,609,392/118,321,432.74 - Step 6: Final answer
x = 146,506,465.58
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.