Finding the Fourth Proportional to 1,685,733,430.07, 2,326,153,002.68 and 1,007,415,336.92
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Solution
The fourth proportional to 1,685,733,430.07, 2,326,153,002.68 and 1,007,415,336.92 is: 1,390,138,066.39
Step by Step Solution
- Step 1: Write the proportion equation
1,685,733,430.07 : 2,326,153,002.68 = 1,007,415,336.92 : x - Step 2: Convert to fraction form
1,685,733,430.07/2,326,153,002.68 = 1,007,415,336.92/x - Step 3: Cross multiply
1,685,733,430.07x = 2,326,153,002.68 × 1,007,415,336.92 - Step 4: Simplify right side
1,685,733,430.07x = 2,343,402,210,930,080,256 - Step 5: Solve for x
x = 2,343,402,210,930,080,256/1,685,733,430.07 - Step 6: Final answer
x = 1,390,138,066.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.