Finding the Fourth Proportional to 295,031,720.20, 442,547,580.30 and 124,808,513.80
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Solution
The fourth proportional to 295,031,720.20, 442,547,580.30 and 124,808,513.80 is: 187,212,770.70
Step by Step Solution
- Step 1: Write the proportion equation
295,031,720.20 : 442,547,580.30 = 124,808,513.80 : x - Step 2: Convert to fraction form
295,031,720.20/442,547,580.30 = 124,808,513.80/x - Step 3: Cross multiply
295,031,720.20x = 442,547,580.30 × 124,808,513.80 - Step 4: Simplify right side
295,031,720.20x = 55,233,705,783,029,160 - Step 5: Solve for x
x = 55,233,705,783,029,160/295,031,720.20 - Step 6: Final answer
x = 187,212,770.70
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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.