Finding the Fourth Proportional to 157,464,002.40, 219,939,420 and 157,464,002.40
Calculator
Solution
The fourth proportional to 157,464,002.40, 219,939,420 and 157,464,002.40 is: 219,939,420
Step by Step Solution
- Step 1: Write the proportion equation
157,464,002.40 : 219,939,420 = 157,464,002.40 : x - Step 2: Convert to fraction form
157,464,002.40/219,939,420 = 157,464,002.40/x - Step 3: Cross multiply
157,464,002.40x = 219,939,420 × 157,464,002.40 - Step 4: Simplify right side
157,464,002.40x = 34,632,541,358,734,608 - Step 5: Solve for x
x = 34,632,541,358,734,608/157,464,002.40 - Step 6: Final answer
x = 219,939,420
Related Problems
Find fourth proportional to 78,732,001.20, 109,969,710 and 78,732,001.20
Half scale
Find fourth proportional to 314,928,004.80, 439,878,840 and 314,928,004.80
Double scale
Find fourth proportional to 157,464,003.40, 219,939,421.40 and 157,464,003.40
Similar ratio
Find fourth proportional to 236,196,003.60, 329,909,130 and 236,196,003.60
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.