Home / 776,058,085.80-1,164,087,128.70-730,141,583.40

Finding the Fourth Proportional to 776,058,085.80, 1,164,087,128.70 and 730,141,583.40

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Solution

The fourth proportional to 776,058,085.80, 1,164,087,128.70 and 730,141,583.40 is: 1,095,212,375.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,058,085.80 : 1,164,087,128.70 = 730,141,583.40 : x
  2. Step 2: Convert to fraction form
    776,058,085.80/1,164,087,128.70 = 730,141,583.40/x
  3. Step 3: Cross multiply
    776,058,085.80x = 1,164,087,128.70 × 730,141,583.40
  4. Step 4: Simplify right side
    776,058,085.80x = 849,948,419,364,577,536
  5. Step 5: Solve for x
    x = 849,948,419,364,577,536/776,058,085.80
  6. Step 6: Final answer
    x = 1,095,212,375.10

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1.5x scale

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.