Home / 21,730,032,006.30-32,595,048,009.45-18,243,247,605.30

Finding the Fourth Proportional to 21,730,032,006.30, 32,595,048,009.45 and 18,243,247,605.30

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Solution

The fourth proportional to 21,730,032,006.30, 32,595,048,009.45 and 18,243,247,605.30 is: 27,364,871,407.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,730,032,006.30 : 32,595,048,009.45 = 18,243,247,605.30 : x
  2. Step 2: Convert to fraction form
    21,730,032,006.30/32,595,048,009.45 = 18,243,247,605.30/x
  3. Step 3: Cross multiply
    21,730,032,006.30x = 32,595,048,009.45 × 18,243,247,605.30
  4. Step 4: Simplify right side
    21,730,032,006.30x = 594,639,531,543,037,214,720
  5. Step 5: Solve for x
    x = 594,639,531,543,037,214,720/21,730,032,006.30
  6. Step 6: Final answer
    x = 27,364,871,407.95

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Double scale
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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.