Finding the Fourth Proportional to 970,254,365.04, 1,338,951,023.75 and 552,605,511.96
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Solution
The fourth proportional to 970,254,365.04, 1,338,951,023.75 and 552,605,511.96 is: 762,595,606.50
Step by Step Solution
- Step 1: Write the proportion equation
970,254,365.04 : 1,338,951,023.75 = 552,605,511.96 : x - Step 2: Convert to fraction form
970,254,365.04/1,338,951,023.75 = 552,605,511.96/x - Step 3: Cross multiply
970,254,365.04x = 1,338,951,023.75 × 552,605,511.96 - Step 4: Simplify right side
970,254,365.04x = 739,911,715,970,116,480 - Step 5: Solve for x
x = 739,911,715,970,116,480/970,254,365.04 - Step 6: Final answer
x = 762,595,606.50
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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.