Home / 125,268,792.16-172,870,579.28-69,522,628.80

Finding the Fourth Proportional to 125,268,792.16, 172,870,579.28 and 69,522,628.80

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Solution

The fourth proportional to 125,268,792.16, 172,870,579.28 and 69,522,628.80 is: 95,941,031.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,268,792.16 : 172,870,579.28 = 69,522,628.80 : x
  2. Step 2: Convert to fraction form
    125,268,792.16/172,870,579.28 = 69,522,628.80/x
  3. Step 3: Cross multiply
    125,268,792.16x = 172,870,579.28 × 69,522,628.80
  4. Step 4: Simplify right side
    125,268,792.16x = 12,018,417,113,724,410
  5. Step 5: Solve for x
    x = 12,018,417,113,724,410/125,268,792.16
  6. Step 6: Final answer
    x = 95,941,031.33

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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.