Finding the Fourth Proportional to 368,927,999.40, 552,794,802.30 and 232,368,997.80
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Solution
The fourth proportional to 368,927,999.40, 552,794,802.30 and 232,368,997.80 is: 348,177,352.79
Step by Step Solution
- Step 1: Write the proportion equation
368,927,999.40 : 552,794,802.30 = 232,368,997.80 : x - Step 2: Convert to fraction form
368,927,999.40/552,794,802.30 = 232,368,997.80/x - Step 3: Cross multiply
368,927,999.40x = 552,794,802.30 × 232,368,997.80 - Step 4: Simplify right side
368,927,999.40x = 128,452,374,199,500,128 - Step 5: Solve for x
x = 128,452,374,199,500,128/368,927,999.40 - Step 6: Final answer
x = 348,177,352.79
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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.