Home / 1,516,033,318.32-2,092,140,399.96-889,512,404.40

Finding the Fourth Proportional to 1,516,033,318.32, 2,092,140,399.96 and 889,512,404.40

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Solution

The fourth proportional to 1,516,033,318.32, 2,092,140,399.96 and 889,512,404.40 is: 1,227,535,579.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,033,318.32 : 2,092,140,399.96 = 889,512,404.40 : x
  2. Step 2: Convert to fraction form
    1,516,033,318.32/2,092,140,399.96 = 889,512,404.40/x
  3. Step 3: Cross multiply
    1,516,033,318.32x = 2,092,140,399.96 × 889,512,404.40
  4. Step 4: Simplify right side
    1,516,033,318.32x = 1,860,984,837,510,797,312
  5. Step 5: Solve for x
    x = 1,860,984,837,510,797,312/1,516,033,318.32
  6. Step 6: Final answer
    x = 1,227,535,579.21

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1.5x scale

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.