Finding the Fourth Proportional to 148,028,468.95, 221,143,056.67 and 95,787,485.74
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Solution
The fourth proportional to 148,028,468.95, 221,143,056.67 and 95,787,485.74 is: 143,099,077.75
Step by Step Solution
- Step 1: Write the proportion equation
148,028,468.95 : 221,143,056.67 = 95,787,485.74 : x - Step 2: Convert to fraction form
148,028,468.95/221,143,056.67 = 95,787,485.74/x - Step 3: Cross multiply
148,028,468.95x = 221,143,056.67 × 95,787,485.74 - Step 4: Simplify right side
148,028,468.95x = 21,182,737,387,277,636 - Step 5: Solve for x
x = 21,182,737,387,277,636/148,028,468.95 - Step 6: Final answer
x = 143,099,077.75
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.