Finding the Fourth Proportional to 150,461,963.86, 207,660,206.04 and 91,758,681.96
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Solution
The fourth proportional to 150,461,963.86, 207,660,206.04 and 91,758,681.96 is: 126,640,822.13
Step by Step Solution
- Step 1: Write the proportion equation
150,461,963.86 : 207,660,206.04 = 91,758,681.96 : x - Step 2: Convert to fraction form
150,461,963.86/207,660,206.04 = 91,758,681.96/x - Step 3: Cross multiply
150,461,963.86x = 207,660,206.04 × 91,758,681.96 - Step 4: Simplify right side
150,461,963.86x = 19,054,626,801,772,428 - Step 5: Solve for x
x = 19,054,626,801,772,428/150,461,963.86 - Step 6: Final answer
x = 126,640,822.13
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.