Finding the Fourth Proportional to 387,901,660.83, 581,838,319.30 and 115,265,341.95
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Solution
The fourth proportional to 387,901,660.83, 581,838,319.30 and 115,265,341.95 is: 172,893,801.72
Step by Step Solution
- Step 1: Write the proportion equation
387,901,660.83 : 581,838,319.30 = 115,265,341.95 : x - Step 2: Convert to fraction form
387,901,660.83/581,838,319.30 = 115,265,341.95/x - Step 3: Cross multiply
387,901,660.83x = 581,838,319.30 × 115,265,341.95 - Step 4: Simplify right side
387,901,660.83x = 67,065,792,833,727,784 - Step 5: Solve for x
x = 67,065,792,833,727,784/387,901,660.83 - Step 6: Final answer
x = 172,893,801.72
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