Home / 965,458,261.80-1,448,187,392.70-868,712,380.20

Finding the Fourth Proportional to 965,458,261.80, 1,448,187,392.70 and 868,712,380.20

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Solution

The fourth proportional to 965,458,261.80, 1,448,187,392.70 and 868,712,380.20 is: 1,303,068,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,458,261.80 : 1,448,187,392.70 = 868,712,380.20 : x
  2. Step 2: Convert to fraction form
    965,458,261.80/1,448,187,392.70 = 868,712,380.20/x
  3. Step 3: Cross multiply
    965,458,261.80x = 1,448,187,392.70 × 868,712,380.20
  4. Step 4: Simplify right side
    965,458,261.80x = 1,258,058,316,888,049,152
  5. Step 5: Solve for x
    x = 1,258,058,316,888,049,152/965,458,261.80
  6. Step 6: Final answer
    x = 1,303,068,570.30

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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.