Finding the Fourth Proportional to 295,219,350.16, 442,657,702.66 and 139,771,853.12
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Solution
The fourth proportional to 295,219,350.16, 442,657,702.66 and 139,771,853.12 is: 209,576,666.86
Step by Step Solution
- Step 1: Write the proportion equation
295,219,350.16 : 442,657,702.66 = 139,771,853.12 : x - Step 2: Convert to fraction form
295,219,350.16/442,657,702.66 = 139,771,853.12/x - Step 3: Cross multiply
295,219,350.16x = 442,657,702.66 × 139,771,853.12 - Step 4: Simplify right side
295,219,350.16x = 61,871,087,398,630,160 - Step 5: Solve for x
x = 61,871,087,398,630,160/295,219,350.16 - Step 6: Final answer
x = 209,576,666.86
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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.