Home / 136,044,006.40-204,066,009.60-74,609,426.80

Finding the Fourth Proportional to 136,044,006.40, 204,066,009.60 and 74,609,426.80

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Solution

The fourth proportional to 136,044,006.40, 204,066,009.60 and 74,609,426.80 is: 111,914,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,044,006.40 : 204,066,009.60 = 74,609,426.80 : x
  2. Step 2: Convert to fraction form
    136,044,006.40/204,066,009.60 = 74,609,426.80/x
  3. Step 3: Cross multiply
    136,044,006.40x = 204,066,009.60 × 74,609,426.80
  4. Step 4: Simplify right side
    136,044,006.40x = 15,225,248,005,619,296
  5. Step 5: Solve for x
    x = 15,225,248,005,619,296/136,044,006.40
  6. Step 6: Final answer
    x = 111,914,140.20

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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.