Finding the Fourth Proportional to 970,254,362.50, 1,338,951,020.24 and 552,605,509.42
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Solution
The fourth proportional to 970,254,362.50, 1,338,951,020.24 and 552,605,509.42 is: 762,595,602.99
Step by Step Solution
- Step 1: Write the proportion equation
970,254,362.50 : 1,338,951,020.24 = 552,605,509.42 : x - Step 2: Convert to fraction form
970,254,362.50/1,338,951,020.24 = 552,605,509.42/x - Step 3: Cross multiply
970,254,362.50x = 1,338,951,020.24 × 552,605,509.42 - Step 4: Simplify right side
970,254,362.50x = 739,911,710,628,153,856 - Step 5: Solve for x
x = 739,911,710,628,153,856/970,254,362.50 - Step 6: Final answer
x = 762,595,602.99
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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.