Home / 188,984,924.10-283,477,386.15-127,762,920.90

Finding the Fourth Proportional to 188,984,924.10, 283,477,386.15 and 127,762,920.90

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Solution

The fourth proportional to 188,984,924.10, 283,477,386.15 and 127,762,920.90 is: 191,644,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,984,924.10 : 283,477,386.15 = 127,762,920.90 : x
  2. Step 2: Convert to fraction form
    188,984,924.10/283,477,386.15 = 127,762,920.90/x
  3. Step 3: Cross multiply
    188,984,924.10x = 283,477,386.15 × 127,762,920.90
  4. Step 4: Simplify right side
    188,984,924.10x = 36,217,898,863,621,208
  5. Step 5: Solve for x
    x = 36,217,898,863,621,208/188,984,924.10
  6. Step 6: Final answer
    x = 191,644,381.35

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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.