Finding the Fourth Proportional to 651,874,763.52, 977,797,941.12 and 306,637,030.08
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Solution
The fourth proportional to 651,874,763.52, 977,797,941.12 and 306,637,030.08 is: 459,948,863.59
Step by Step Solution
- Step 1: Write the proportion equation
651,874,763.52 : 977,797,941.12 = 306,637,030.08 : x - Step 2: Convert to fraction form
651,874,763.52/977,797,941.12 = 306,637,030.08/x - Step 3: Cross multiply
651,874,763.52x = 977,797,941.12 × 306,637,030.08 - Step 4: Simplify right side
651,874,763.52x = 299,829,056,683,375,488 - Step 5: Solve for x
x = 299,829,056,683,375,488/651,874,763.52 - Step 6: Final answer
x = 459,948,863.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.