Home / 90,752,562.36-125,249,124.06-51,600,205.50

Finding the Fourth Proportional to 90,752,562.36, 125,249,124.06 and 51,600,205.50

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Solution

The fourth proportional to 90,752,562.36, 125,249,124.06 and 51,600,205.50 is: 71,214,303.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,752,562.36 : 125,249,124.06 = 51,600,205.50 : x
  2. Step 2: Convert to fraction form
    90,752,562.36/125,249,124.06 = 51,600,205.50/x
  3. Step 3: Cross multiply
    90,752,562.36x = 125,249,124.06 × 51,600,205.50
  4. Step 4: Simplify right side
    90,752,562.36x = 6,462,880,540,190,994
  5. Step 5: Solve for x
    x = 6,462,880,540,190,994/90,752,562.36
  6. Step 6: Final answer
    x = 71,214,303.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.