Home / 86,752,152,187.80-130,128,228,281.70-83,078,831,995.80

Finding the Fourth Proportional to 86,752,152,187.80, 130,128,228,281.70 and 83,078,831,995.80

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Solution

The fourth proportional to 86,752,152,187.80, 130,128,228,281.70 and 83,078,831,995.80 is: 124,618,247,993.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,752,152,187.80 : 130,128,228,281.70 = 83,078,831,995.80 : x
  2. Step 2: Convert to fraction form
    86,752,152,187.80/130,128,228,281.70 = 83,078,831,995.80/x
  3. Step 3: Cross multiply
    86,752,152,187.80x = 130,128,228,281.70 × 83,078,831,995.80
  4. Step 4: Simplify right side
    86,752,152,187.80x = 10,810,901,215,326,465,163,264
  5. Step 5: Solve for x
    x = 10,810,901,215,326,465,163,264/86,752,152,187.80
  6. Step 6: Final answer
    x = 124,618,247,993.70

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Double scale
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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.