Finding the Fourth Proportional to 403,579,258.16, 605,368,895.12 and 96,871,371.04
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Solution
The fourth proportional to 403,579,258.16, 605,368,895.12 and 96,871,371.04 is: 145,307,058.45
Step by Step Solution
- Step 1: Write the proportion equation
403,579,258.16 : 605,368,895.12 = 96,871,371.04 : x - Step 2: Convert to fraction form
403,579,258.16/605,368,895.12 = 96,871,371.04/x - Step 3: Cross multiply
403,579,258.16x = 605,368,895.12 × 96,871,371.04 - Step 4: Simplify right side
403,579,258.16x = 58,642,914,855,244,368 - Step 5: Solve for x
x = 58,642,914,855,244,368/403,579,258.16 - Step 6: Final answer
x = 145,307,058.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.