Finding the Fourth Proportional to 979,880,347.74, 1,352,230,801.74 and 533,842,322.34
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Solution
The fourth proportional to 979,880,347.74, 1,352,230,801.74 and 533,842,322.34 is: 736,700,183.04
Step by Step Solution
- Step 1: Write the proportion equation
979,880,347.74 : 1,352,230,801.74 = 533,842,322.34 : x - Step 2: Convert to fraction form
979,880,347.74/1,352,230,801.74 = 533,842,322.34/x - Step 3: Cross multiply
979,880,347.74x = 1,352,230,801.74 × 533,842,322.34 - Step 4: Simplify right side
979,880,347.74x = 721,878,031,540,561,664 - Step 5: Solve for x
x = 721,878,031,540,561,664/979,880,347.74 - Step 6: Final answer
x = 736,700,183.04
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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.