Finding the Fourth Proportional to 1,357,840,757,918.20, 1,873,822,104,248 and 740,544,968,356.56
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Solution
The fourth proportional to 1,357,840,757,918.20, 1,873,822,104,248 and 740,544,968,356.56 is: 1,021,953,069,831.00
Step by Step Solution
- Step 1: Write the proportion equation
1,357,840,757,918.20 : 1,873,822,104,248 = 740,544,968,356.56 : x - Step 2: Convert to fraction form
1,357,840,757,918.20/1,873,822,104,248 = 740,544,968,356.56/x - Step 3: Cross multiply
1,357,840,757,918.20x = 1,873,822,104,248 × 740,544,968,356.56 - Step 4: Simplify right side
1,357,840,757,918.20x = 1,387,649,530,896,157,872,488,448 - Step 5: Solve for x
x = 1,387,649,530,896,157,872,488,448/1,357,840,757,918.20 - Step 6: Final answer
x = 1,021,953,069,831.00
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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.