Finding the Fourth Proportional to 1,958,565,023.10, 2,937,847,534.65 and 648,669,246.30
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Solution
The fourth proportional to 1,958,565,023.10, 2,937,847,534.65 and 648,669,246.30 is: 973,003,869.45
Step by Step Solution
- Step 1: Write the proportion equation
1,958,565,023.10 : 2,937,847,534.65 = 648,669,246.30 : x - Step 2: Convert to fraction form
1,958,565,023.10/2,937,847,534.65 = 648,669,246.30/x - Step 3: Cross multiply
1,958,565,023.10x = 2,937,847,534.65 × 648,669,246.30 - Step 4: Simplify right side
1,958,565,023.10x = 1,905,691,346,045,728,512 - Step 5: Solve for x
x = 1,905,691,346,045,728,512/1,958,565,023.10 - Step 6: Final answer
x = 973,003,869.45
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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.