Finding the Fourth Proportional to 1,730,746,651.60, 2,596,119,977.40 and 503,955,125.20
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Solution
The fourth proportional to 1,730,746,651.60, 2,596,119,977.40 and 503,955,125.20 is: 755,932,687.80
Step by Step Solution
- Step 1: Write the proportion equation
1,730,746,651.60 : 2,596,119,977.40 = 503,955,125.20 : x - Step 2: Convert to fraction form
1,730,746,651.60/2,596,119,977.40 = 503,955,125.20/x - Step 3: Cross multiply
1,730,746,651.60x = 2,596,119,977.40 × 503,955,125.20 - Step 4: Simplify right side
1,730,746,651.60x = 1,308,327,968,244,838,144 - Step 5: Solve for x
x = 1,308,327,968,244,838,144/1,730,746,651.60 - Step 6: Final answer
x = 755,932,687.80
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1.5x scale
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.