Home / 60,335,320.20-90,502,980.30-55,611,400.20

Finding the Fourth Proportional to 60,335,320.20, 90,502,980.30 and 55,611,400.20

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Solution

The fourth proportional to 60,335,320.20, 90,502,980.30 and 55,611,400.20 is: 83,417,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,335,320.20 : 90,502,980.30 = 55,611,400.20 : x
  2. Step 2: Convert to fraction form
    60,335,320.20/90,502,980.30 = 55,611,400.20/x
  3. Step 3: Cross multiply
    60,335,320.20x = 90,502,980.30 × 55,611,400.20
  4. Step 4: Simplify right side
    60,335,320.20x = 5,032,997,456,756,016
  5. Step 5: Solve for x
    x = 5,032,997,456,756,016/60,335,320.20
  6. Step 6: Final answer
    x = 83,417,100.30

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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.