Home / 1,252,252,018.56-1,727,720,252.28-723,423,050.40

Finding the Fourth Proportional to 1,252,252,018.56, 1,727,720,252.28 and 723,423,050.40

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Solution

The fourth proportional to 1,252,252,018.56, 1,727,720,252.28 and 723,423,050.40 is: 998,099,932.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,252,018.56 : 1,727,720,252.28 = 723,423,050.40 : x
  2. Step 2: Convert to fraction form
    1,252,252,018.56/1,727,720,252.28 = 723,423,050.40/x
  3. Step 3: Cross multiply
    1,252,252,018.56x = 1,727,720,252.28 × 723,423,050.40
  4. Step 4: Simplify right side
    1,252,252,018.56x = 1,249,872,655,142,255,104
  5. Step 5: Solve for x
    x = 1,249,872,655,142,255,104/1,252,252,018.56
  6. Step 6: Final answer
    x = 998,099,932.46

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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.