Home / 12,576,386,463.40-18,864,579,695.10-4,294,032,005.80

Finding the Fourth Proportional to 12,576,386,463.40, 18,864,579,695.10 and 4,294,032,005.80

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Solution

The fourth proportional to 12,576,386,463.40, 18,864,579,695.10 and 4,294,032,005.80 is: 6,441,048,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576,386,463.40 : 18,864,579,695.10 = 4,294,032,005.80 : x
  2. Step 2: Convert to fraction form
    12,576,386,463.40/18,864,579,695.10 = 4,294,032,005.80/x
  3. Step 3: Cross multiply
    12,576,386,463.40x = 18,864,579,695.10 × 4,294,032,005.80
  4. Step 4: Simplify right side
    12,576,386,463.40x = 81,005,108,986,724,204,544
  5. Step 5: Solve for x
    x = 81,005,108,986,724,204,544/12,576,386,463.40
  6. Step 6: Final answer
    x = 6,441,048,008.70

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Double scale
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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.