Home / 8,120,155,000,295.40-12,185,242,463,021-3,762,930,823,483.80

Finding the Fourth Proportional to 8,120,155,000,295.40, 12,185,242,463,021 and 3,762,930,823,483.80

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Solution

The fourth proportional to 8,120,155,000,295.40, 12,185,242,463,021 and 3,762,930,823,483.80 is: 5,646,717,883,347.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120,155,000,295.40 : 12,185,242,463,021 = 3,762,930,823,483.80 : x
  2. Step 2: Convert to fraction form
    8,120,155,000,295.40/12,185,242,463,021 = 3,762,930,823,483.80/x
  3. Step 3: Cross multiply
    8,120,155,000,295.40x = 12,185,242,463,021 × 3,762,930,823,483.80
  4. Step 4: Simplify right side
    8,120,155,000,295.40x = 45,852,224,455,725,378,942,533,632
  5. Step 5: Solve for x
    x = 45,852,224,455,725,378,942,533,632/8,120,155,000,295.40
  6. Step 6: Final answer
    x = 5,646,717,883,347.96

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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.