Home / 70,895,435.20-106,341,597.60-19,776,011.20

Finding the Fourth Proportional to 70,895,435.20, 106,341,597.60 and 19,776,011.20

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Solution

The fourth proportional to 70,895,435.20, 106,341,597.60 and 19,776,011.20 is: 29,663,582.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,895,435.20 : 106,341,597.60 = 19,776,011.20 : x
  2. Step 2: Convert to fraction form
    70,895,435.20/106,341,597.60 = 19,776,011.20/x
  3. Step 3: Cross multiply
    70,895,435.20x = 106,341,597.60 × 19,776,011.20
  4. Step 4: Simplify right side
    70,895,435.20x = 2,103,012,625,163,493
  5. Step 5: Solve for x
    x = 2,103,012,625,163,493/70,895,435.20
  6. Step 6: Final answer
    x = 29,663,582.98

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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.