Finding the Fourth Proportional to 146,153,304.41, 201,717,547.55 and 87,422,430.90
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Solution
The fourth proportional to 146,153,304.41, 201,717,547.55 and 87,422,430.90 is: 120,658,499.19
Step by Step Solution
- Step 1: Write the proportion equation
146,153,304.41 : 201,717,547.55 = 87,422,430.90 : x - Step 2: Convert to fraction form
146,153,304.41/201,717,547.55 = 87,422,430.90/x - Step 3: Cross multiply
146,153,304.41x = 201,717,547.55 × 87,422,430.90 - Step 4: Simplify right side
146,153,304.41x = 17,634,638,362,225,898 - Step 5: Solve for x
x = 17,634,638,362,225,898/146,153,304.41 - Step 6: Final answer
x = 120,658,499.19
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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.