Home / 199,740,205.40-299,610,308.08-56,133,037.40

Finding the Fourth Proportional to 199,740,205.40, 299,610,308.08 and 56,133,037.40

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Solution

The fourth proportional to 199,740,205.40, 299,610,308.08 and 56,133,037.40 is: 84,199,556.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,740,205.40 : 299,610,308.08 = 56,133,037.40 : x
  2. Step 2: Convert to fraction form
    199,740,205.40/299,610,308.08 = 56,133,037.40/x
  3. Step 3: Cross multiply
    199,740,205.40x = 299,610,308.08 × 56,133,037.40
  4. Step 4: Simplify right side
    199,740,205.40x = 16,818,036,628,880,160
  5. Step 5: Solve for x
    x = 16,818,036,628,880,160/199,740,205.40
  6. Step 6: Final answer
    x = 84,199,556.09

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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.