Home / 1,220,981,661.53-1,832,225,811.95-565,810,567.91

Finding the Fourth Proportional to 1,220,981,661.53, 1,832,225,811.95 and 565,810,567.91

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Solution

The fourth proportional to 1,220,981,661.53, 1,832,225,811.95 and 565,810,567.91 is: 849,064,944.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,981,661.53 : 1,832,225,811.95 = 565,810,567.91 : x
  2. Step 2: Convert to fraction form
    1,220,981,661.53/1,832,225,811.95 = 565,810,567.91/x
  3. Step 3: Cross multiply
    1,220,981,661.53x = 1,832,225,811.95 × 565,810,567.91
  4. Step 4: Simplify right side
    1,220,981,661.53x = 1,036,692,727,198,790,272
  5. Step 5: Solve for x
    x = 1,036,692,727,198,790,272/1,220,981,661.53
  6. Step 6: Final answer
    x = 849,064,944.92

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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.