Finding the Fourth Proportional to 134,763,959.97, 185,974,264.62 and 72,884,298.46
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Solution
The fourth proportional to 134,763,959.97, 185,974,264.62 and 72,884,298.46 is: 100,580,331.80
Step by Step Solution
- Step 1: Write the proportion equation
134,763,959.97 : 185,974,264.62 = 72,884,298.46 : x - Step 2: Convert to fraction form
134,763,959.97/185,974,264.62 = 72,884,298.46/x - Step 3: Cross multiply
134,763,959.97x = 185,974,264.62 × 72,884,298.46 - Step 4: Simplify right side
134,763,959.97x = 13,554,603,808,443,098 - Step 5: Solve for x
x = 13,554,603,808,443,098/134,763,959.97 - Step 6: Final answer
x = 100,580,331.80
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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.