Finding the Fourth Proportional to 1,256,536,873.85, 1,733,999,730.62 and 692,074,319.84
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Solution
The fourth proportional to 1,256,536,873.85, 1,733,999,730.62 and 692,074,319.84 is: 955,050,909.48
Step by Step Solution
- Step 1: Write the proportion equation
1,256,536,873.85 : 1,733,999,730.62 = 692,074,319.84 : x - Step 2: Convert to fraction form
1,256,536,873.85/1,733,999,730.62 = 692,074,319.84/x - Step 3: Cross multiply
1,256,536,873.85x = 1,733,999,730.62 × 692,074,319.84 - Step 4: Simplify right side
1,256,536,873.85x = 1,200,056,684,166,038,528 - Step 5: Solve for x
x = 1,200,056,684,166,038,528/1,256,536,873.85 - Step 6: Final answer
x = 955,050,909.48
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.