Home / 170,201,161,721.70-255,301,742,582.55-103,156,265,772.90

Finding the Fourth Proportional to 170,201,161,721.70, 255,301,742,582.55 and 103,156,265,772.90

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Solution

The fourth proportional to 170,201,161,721.70, 255,301,742,582.55 and 103,156,265,772.90 is: 154,734,398,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,201,161,721.70 : 255,301,742,582.55 = 103,156,265,772.90 : x
  2. Step 2: Convert to fraction form
    170,201,161,721.70/255,301,742,582.55 = 103,156,265,772.90/x
  3. Step 3: Cross multiply
    170,201,161,721.70x = 255,301,742,582.55 × 103,156,265,772.90
  4. Step 4: Simplify right side
    170,201,161,721.70x = 26,335,974,410,130,024,300,544
  5. Step 5: Solve for x
    x = 26,335,974,410,130,024,300,544/170,201,161,721.70
  6. Step 6: Final answer
    x = 154,734,398,659.35

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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.