Finding the Fourth Proportional to 408,070,823.20, 572,508,476 and 408,070,823.20
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Solution
The fourth proportional to 408,070,823.20, 572,508,476 and 408,070,823.20 is: 572,508,476
Step by Step Solution
- Step 1: Write the proportion equation
408,070,823.20 : 572,508,476 = 408,070,823.20 : x - Step 2: Convert to fraction form
408,070,823.20/572,508,476 = 408,070,823.20/x - Step 3: Cross multiply
408,070,823.20x = 572,508,476 × 408,070,823.20 - Step 4: Simplify right side
408,070,823.20x = 233,624,005,090,297,440 - Step 5: Solve for x
x = 233,624,005,090,297,440/408,070,823.20 - Step 6: Final answer
x = 572,508,476
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.