Home / 1,139,889,813.28-1,572,237,014.66-1,046,106,807.52

Finding the Fourth Proportional to 1,139,889,813.28, 1,572,237,014.66 and 1,046,106,807.52

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Solution

The fourth proportional to 1,139,889,813.28, 1,572,237,014.66 and 1,046,106,807.52 is: 1,442,883,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,889,813.28 : 1,572,237,014.66 = 1,046,106,807.52 : x
  2. Step 2: Convert to fraction form
    1,139,889,813.28/1,572,237,014.66 = 1,046,106,807.52/x
  3. Step 3: Cross multiply
    1,139,889,813.28x = 1,572,237,014.66 × 1,046,106,807.52
  4. Step 4: Simplify right side
    1,139,889,813.28x = 1,644,727,844,066,088,960
  5. Step 5: Solve for x
    x = 1,644,727,844,066,088,960/1,139,889,813.28
  6. Step 6: Final answer
    x = 1,442,883,184.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.