Finding the Fourth Proportional to 944,785,125.60, 1,417,177,688.40 and 650,154,235.20
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Solution
The fourth proportional to 944,785,125.60, 1,417,177,688.40 and 650,154,235.20 is: 975,231,352.80
Step by Step Solution
- Step 1: Write the proportion equation
944,785,125.60 : 1,417,177,688.40 = 650,154,235.20 : x - Step 2: Convert to fraction form
944,785,125.60/1,417,177,688.40 = 650,154,235.20/x - Step 3: Cross multiply
944,785,125.60x = 1,417,177,688.40 × 650,154,235.20 - Step 4: Simplify right side
944,785,125.60x = 921,384,076,144,206,080 - Step 5: Solve for x
x = 921,384,076,144,206,080/944,785,125.60 - Step 6: Final answer
x = 975,231,352.80
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Similar ratio
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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.