Home / 185,510,922.60-278,182,403.10-70,457,226.60

Finding the Fourth Proportional to 185,510,922.60, 278,182,403.10 and 70,457,226.60

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Solution

The fourth proportional to 185,510,922.60, 278,182,403.10 and 70,457,226.60 is: 105,653,943.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,510,922.60 : 278,182,403.10 = 70,457,226.60 : x
  2. Step 2: Convert to fraction form
    185,510,922.60/278,182,403.10 = 70,457,226.60/x
  3. Step 3: Cross multiply
    185,510,922.60x = 278,182,403.10 × 70,457,226.60
  4. Step 4: Simplify right side
    185,510,922.60x = 19,599,960,611,349,244
  5. Step 5: Solve for x
    x = 19,599,960,611,349,244/185,510,922.60
  6. Step 6: Final answer
    x = 105,653,943.91

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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.