Home / 283,751,123.60-425,626,685.40-154,308,717.20

Finding the Fourth Proportional to 283,751,123.60, 425,626,685.40 and 154,308,717.20

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Solution

The fourth proportional to 283,751,123.60, 425,626,685.40 and 154,308,717.20 is: 231,463,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,751,123.60 : 425,626,685.40 = 154,308,717.20 : x
  2. Step 2: Convert to fraction form
    283,751,123.60/425,626,685.40 = 154,308,717.20/x
  3. Step 3: Cross multiply
    283,751,123.60x = 425,626,685.40 × 154,308,717.20
  4. Step 4: Simplify right side
    283,751,123.60x = 65,677,907,830,161,960
  5. Step 5: Solve for x
    x = 65,677,907,830,161,960/283,751,123.60
  6. Step 6: Final answer
    x = 231,463,075.80

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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.