Finding the Fourth Proportional to 104,976,248.90, 157,464,373.35 and 104,338,519.70
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Solution
The fourth proportional to 104,976,248.90, 157,464,373.35 and 104,338,519.70 is: 156,507,779.55
Step by Step Solution
- Step 1: Write the proportion equation
104,976,248.90 : 157,464,373.35 = 104,338,519.70 : x - Step 2: Convert to fraction form
104,976,248.90/157,464,373.35 = 104,338,519.70/x - Step 3: Cross multiply
104,976,248.90x = 157,464,373.35 × 104,338,519.70 - Step 4: Simplify right side
104,976,248.90x = 16,429,599,620,827,130 - Step 5: Solve for x
x = 16,429,599,620,827,130/104,976,248.90 - Step 6: Final answer
x = 156,507,779.55
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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.