Home / 149,785,643.60-224,678,465.40-127,166,814.80

Finding the Fourth Proportional to 149,785,643.60, 224,678,465.40 and 127,166,814.80

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Solution

The fourth proportional to 149,785,643.60, 224,678,465.40 and 127,166,814.80 is: 190,750,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,785,643.60 : 224,678,465.40 = 127,166,814.80 : x
  2. Step 2: Convert to fraction form
    149,785,643.60/224,678,465.40 = 127,166,814.80/x
  3. Step 3: Cross multiply
    149,785,643.60x = 224,678,465.40 × 127,166,814.80
  4. Step 4: Simplify right side
    149,785,643.60x = 28,571,644,799,070,008
  5. Step 5: Solve for x
    x = 28,571,644,799,070,008/149,785,643.60
  6. Step 6: Final answer
    x = 190,750,222.20

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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.