Finding the Fourth Proportional to 752,842,180.80, 1,129,263,271.20 and 597,873,985.20
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Solution
The fourth proportional to 752,842,180.80, 1,129,263,271.20 and 597,873,985.20 is: 896,810,977.80
Step by Step Solution
- Step 1: Write the proportion equation
752,842,180.80 : 1,129,263,271.20 = 597,873,985.20 : x - Step 2: Convert to fraction form
752,842,180.80/1,129,263,271.20 = 597,873,985.20/x - Step 3: Cross multiply
752,842,180.80x = 1,129,263,271.20 × 597,873,985.20 - Step 4: Simplify right side
752,842,180.80x = 675,157,132,292,332,416 - Step 5: Solve for x
x = 675,157,132,292,332,416/752,842,180.80 - Step 6: Final answer
x = 896,810,977.80
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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.