Home / 12,634,617,365.65-18,953,091,108.66-4,126,044,738.06

Finding the Fourth Proportional to 12,634,617,365.65, 18,953,091,108.66 and 4,126,044,738.06

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Solution

The fourth proportional to 12,634,617,365.65, 18,953,091,108.66 and 4,126,044,738.06 is: 6,189,447,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634,617,365.65 : 18,953,091,108.66 = 4,126,044,738.06 : x
  2. Step 2: Convert to fraction form
    12,634,617,365.65/18,953,091,108.66 = 4,126,044,738.06/x
  3. Step 3: Cross multiply
    12,634,617,365.65x = 18,953,091,108.66 × 4,126,044,738.06
  4. Step 4: Simplify right side
    12,634,617,365.65x = 78,201,301,838,858,371,072
  5. Step 5: Solve for x
    x = 78,201,301,838,858,371,072/12,634,617,365.65
  6. Step 6: Final answer
    x = 6,189,447,576.90

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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.