Home / 87,070,205.45-130,624,203.87-26,484,356.81

Finding the Fourth Proportional to 87,070,205.45, 130,624,203.87 and 26,484,356.81

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Solution

The fourth proportional to 87,070,205.45, 130,624,203.87 and 26,484,356.81 is: 39,732,282.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,070,205.45 : 130,624,203.87 = 26,484,356.81 : x
  2. Step 2: Convert to fraction form
    87,070,205.45/130,624,203.87 = 26,484,356.81/x
  3. Step 3: Cross multiply
    87,070,205.45x = 130,624,203.87 × 26,484,356.81
  4. Step 4: Simplify right side
    87,070,205.45x = 3,459,498,023,641,823.50
  5. Step 5: Solve for x
    x = 3,459,498,023,641,823.50/87,070,205.45
  6. Step 6: Final answer
    x = 39,732,282.77

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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.