Home / 127,813,752,140.40-191,720,628,210.60-53,337,185,247.60

Finding the Fourth Proportional to 127,813,752,140.40, 191,720,628,210.60 and 53,337,185,247.60

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Solution

The fourth proportional to 127,813,752,140.40, 191,720,628,210.60 and 53,337,185,247.60 is: 80,005,777,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,813,752,140.40 : 191,720,628,210.60 = 53,337,185,247.60 : x
  2. Step 2: Convert to fraction form
    127,813,752,140.40/191,720,628,210.60 = 53,337,185,247.60/x
  3. Step 3: Cross multiply
    127,813,752,140.40x = 191,720,628,210.60 × 53,337,185,247.60
  4. Step 4: Simplify right side
    127,813,752,140.40x = 10,225,838,662,655,018,008,576
  5. Step 5: Solve for x
    x = 10,225,838,662,655,018,008,576/127,813,752,140.40
  6. Step 6: Final answer
    x = 80,005,777,871.40

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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.