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Finding the Fourth Proportional to 799,447,480.80, 1,197,018,885.15 and 799,447,480.80

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Solution

The fourth proportional to 799,447,480.80, 1,197,018,885.15 and 799,447,480.80 is: 1,197,018,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,447,480.80 : 1,197,018,885.15 = 799,447,480.80 : x
  2. Step 2: Convert to fraction form
    799,447,480.80/1,197,018,885.15 = 799,447,480.80/x
  3. Step 3: Cross multiply
    799,447,480.80x = 1,197,018,885.15 × 799,447,480.80
  4. Step 4: Simplify right side
    799,447,480.80x = 956,953,732,203,192,064
  5. Step 5: Solve for x
    x = 956,953,732,203,192,064/799,447,480.80
  6. Step 6: Final answer
    x = 1,197,018,885.15

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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.