Finding the Fourth Proportional to 118,930,603.02, 164,194,587.99 and 74,915,332.62
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Solution
The fourth proportional to 118,930,603.02, 164,194,587.99 and 74,915,332.62 is: 103,427,476.71
Step by Step Solution
- Step 1: Write the proportion equation
118,930,603.02 : 164,194,587.99 = 74,915,332.62 : x - Step 2: Convert to fraction form
118,930,603.02/164,194,587.99 = 74,915,332.62/x - Step 3: Cross multiply
118,930,603.02x = 164,194,587.99 × 74,915,332.62 - Step 4: Simplify right side
118,930,603.02x = 12,300,692,173,674,708 - Step 5: Solve for x
x = 12,300,692,173,674,708/118,930,603.02 - Step 6: Final answer
x = 103,427,476.71
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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.