Finding the Fourth Proportional to 134,326,987,225.68, 185,371,312,742.28 and 73,360,189,074
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Solution
The fourth proportional to 134,326,987,225.68, 185,371,312,742.28 and 73,360,189,074 is: 101,237,099,353.85
Step by Step Solution
- Step 1: Write the proportion equation
134,326,987,225.68 : 185,371,312,742.28 = 73,360,189,074 : x - Step 2: Convert to fraction form
134,326,987,225.68/185,371,312,742.28 = 73,360,189,074/x - Step 3: Cross multiply
134,326,987,225.68x = 185,371,312,742.28 × 73,360,189,074 - Step 4: Simplify right side
134,326,987,225.68x = 13,598,874,551,669,246,394,368 - Step 5: Solve for x
x = 13,598,874,551,669,246,394,368/134,326,987,225.68 - Step 6: Final answer
x = 101,237,099,353.85
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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.