Home / 677,952,003.60-1,016,928,005.40-524,896,995.60

Finding the Fourth Proportional to 677,952,003.60, 1,016,928,005.40 and 524,896,995.60

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Solution

The fourth proportional to 677,952,003.60, 1,016,928,005.40 and 524,896,995.60 is: 787,345,493.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,952,003.60 : 1,016,928,005.40 = 524,896,995.60 : x
  2. Step 2: Convert to fraction form
    677,952,003.60/1,016,928,005.40 = 524,896,995.60/x
  3. Step 3: Cross multiply
    677,952,003.60x = 1,016,928,005.40 × 524,896,995.60
  4. Step 4: Simplify right side
    677,952,003.60x = 533,782,454,775,960,576
  5. Step 5: Solve for x
    x = 533,782,454,775,960,576/677,952,003.60
  6. Step 6: Final answer
    x = 787,345,493.40

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Double scale
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Similar ratio
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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.