Home / 8,384,257,643.60-12,576,386,465.40-2,862,688,005.20

Finding the Fourth Proportional to 8,384,257,643.60, 12,576,386,465.40 and 2,862,688,005.20

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Solution

The fourth proportional to 8,384,257,643.60, 12,576,386,465.40 and 2,862,688,005.20 is: 4,294,032,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384,257,643.60 : 12,576,386,465.40 = 2,862,688,005.20 : x
  2. Step 2: Convert to fraction form
    8,384,257,643.60/12,576,386,465.40 = 2,862,688,005.20/x
  3. Step 3: Cross multiply
    8,384,257,643.60x = 12,576,386,465.40 × 2,862,688,005.20
  4. Step 4: Simplify right side
    8,384,257,643.60x = 36,002,270,683,260,203,008
  5. Step 5: Solve for x
    x = 36,002,270,683,260,203,008/8,384,257,643.60
  6. Step 6: Final answer
    x = 4,294,032,007.80

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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.