Home / 10,368,905,175.77-15,551,603,502.81-2,905,770,308.87

Finding the Fourth Proportional to 10,368,905,175.77, 15,551,603,502.81 and 2,905,770,308.87

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Solution

The fourth proportional to 10,368,905,175.77, 15,551,603,502.81 and 2,905,770,308.87 is: 4,358,163,851.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,905,175.77 : 15,551,603,502.81 = 2,905,770,308.87 : x
  2. Step 2: Convert to fraction form
    10,368,905,175.77/15,551,603,502.81 = 2,905,770,308.87/x
  3. Step 3: Cross multiply
    10,368,905,175.77x = 15,551,603,502.81 × 2,905,770,308.87
  4. Step 4: Simplify right side
    10,368,905,175.77x = 45,189,387,713,811,243,008
  5. Step 5: Solve for x
    x = 45,189,387,713,811,243,008/10,368,905,175.77
  6. Step 6: Final answer
    x = 4,358,163,851.23

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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.