Home / 8,083,243,931.40-12,124,865,897.10-7,974,404,814.60

Finding the Fourth Proportional to 8,083,243,931.40, 12,124,865,897.10 and 7,974,404,814.60

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Solution

The fourth proportional to 8,083,243,931.40, 12,124,865,897.10 and 7,974,404,814.60 is: 11,961,607,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,243,931.40 : 12,124,865,897.10 = 7,974,404,814.60 : x
  2. Step 2: Convert to fraction form
    8,083,243,931.40/12,124,865,897.10 = 7,974,404,814.60/x
  3. Step 3: Cross multiply
    8,083,243,931.40x = 12,124,865,897.10 × 7,974,404,814.60
  4. Step 4: Simplify right side
    8,083,243,931.40x = 96,688,588,986,213,597,184
  5. Step 5: Solve for x
    x = 96,688,588,986,213,597,184/8,083,243,931.40
  6. Step 6: Final answer
    x = 11,961,607,221.90

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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.