Home / 51,018,451,218.40-76,527,676,827.60-47,712,463,045.60

Finding the Fourth Proportional to 51,018,451,218.40, 76,527,676,827.60 and 47,712,463,045.60

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Solution

The fourth proportional to 51,018,451,218.40, 76,527,676,827.60 and 47,712,463,045.60 is: 71,568,694,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,018,451,218.40 : 76,527,676,827.60 = 47,712,463,045.60 : x
  2. Step 2: Convert to fraction form
    51,018,451,218.40/76,527,676,827.60 = 47,712,463,045.60/x
  3. Step 3: Cross multiply
    51,018,451,218.40x = 76,527,676,827.60 × 47,712,463,045.60
  4. Step 4: Simplify right side
    51,018,451,218.40x = 3,651,323,952,602,484,834,304
  5. Step 5: Solve for x
    x = 3,651,323,952,602,484,834,304/51,018,451,218.40
  6. Step 6: Final answer
    x = 71,568,694,568.40

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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.