Home / 134,837,999.60-202,256,999.40-77,507,106.80

Finding the Fourth Proportional to 134,837,999.60, 202,256,999.40 and 77,507,106.80

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Solution

The fourth proportional to 134,837,999.60, 202,256,999.40 and 77,507,106.80 is: 116,260,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,837,999.60 : 202,256,999.40 = 77,507,106.80 : x
  2. Step 2: Convert to fraction form
    134,837,999.60/202,256,999.40 = 77,507,106.80/x
  3. Step 3: Cross multiply
    134,837,999.60x = 202,256,999.40 × 77,507,106.80
  4. Step 4: Simplify right side
    134,837,999.60x = 15,676,354,853,543,336
  5. Step 5: Solve for x
    x = 15,676,354,853,543,336/134,837,999.60
  6. Step 6: Final answer
    x = 116,260,660.20

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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.