Finding the Fourth Proportional to 815,497,970.44, 1,125,350,896.26 and 476,437,873
Calculator
Solution
The fourth proportional to 815,497,970.44, 1,125,350,896.26 and 476,437,873 is: 657,463,055.49
Step by Step Solution
- Step 1: Write the proportion equation
815,497,970.44 : 1,125,350,896.26 = 476,437,873 : x - Step 2: Convert to fraction form
815,497,970.44/1,125,350,896.26 = 476,437,873/x - Step 3: Cross multiply
815,497,970.44x = 1,125,350,896.26 × 476,437,873 - Step 4: Simplify right side
815,497,970.44x = 536,159,787,392,758,080 - Step 5: Solve for x
x = 536,159,787,392,758,080/815,497,970.44 - Step 6: Final answer
x = 657,463,055.49
Related Problems
Find fourth proportional to 407,748,985.22, 562,675,448.13 and 238,218,936.50
Half scale
Find fourth proportional to 1,630,995,940.88, 2,250,701,792.52 and 952,875,746
Double scale
Find fourth proportional to 815,497,971.44, 1,125,350,897.64 and 476,437,874
Similar ratio
Find fourth proportional to 1,223,246,955.66, 1,688,026,344.39 and 714,656,809.50
1.5x scale
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.