Home / 70,776,578.49-106,180,950.75-21,596,831.07

Finding the Fourth Proportional to 70,776,578.49, 106,180,950.75 and 21,596,831.07

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Solution

The fourth proportional to 70,776,578.49, 106,180,950.75 and 21,596,831.07 is: 32,400,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,776,578.49 : 106,180,950.75 = 21,596,831.07 : x
  2. Step 2: Convert to fraction form
    70,776,578.49/106,180,950.75 = 21,596,831.07/x
  3. Step 3: Cross multiply
    70,776,578.49x = 106,180,950.75 × 21,596,831.07
  4. Step 4: Simplify right side
    70,776,578.49x = 2,293,172,056,199,740
  5. Step 5: Solve for x
    x = 2,293,172,056,199,740/70,776,578.49
  6. Step 6: Final answer
    x = 32,400,154.19

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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.