Finding the Fourth Proportional to 295,219,349.16, 442,657,701.16 and 139,771,852.12
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Solution
The fourth proportional to 295,219,349.16, 442,657,701.16 and 139,771,852.12 is: 209,576,665.36
Step by Step Solution
- Step 1: Write the proportion equation
295,219,349.16 : 442,657,701.16 = 139,771,852.12 : x - Step 2: Convert to fraction form
295,219,349.16/442,657,701.16 = 139,771,852.12/x - Step 3: Cross multiply
295,219,349.16x = 442,657,701.16 × 139,771,852.12 - Step 4: Simplify right side
295,219,349.16x = 61,871,086,746,314,680 - Step 5: Solve for x
x = 61,871,086,746,314,680/295,219,349.16 - Step 6: Final answer
x = 209,576,665.36
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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.