Home / 107,742,803.32-161,614,206.36-25,861,681.41

Finding the Fourth Proportional to 107,742,803.32, 161,614,206.36 and 25,861,681.41

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Solution

The fourth proportional to 107,742,803.32, 161,614,206.36 and 25,861,681.41 is: 38,792,522.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,742,803.32 : 161,614,206.36 = 25,861,681.41 : x
  2. Step 2: Convert to fraction form
    107,742,803.32/161,614,206.36 = 25,861,681.41/x
  3. Step 3: Cross multiply
    107,742,803.32x = 161,614,206.36 × 25,861,681.41
  4. Step 4: Simplify right side
    107,742,803.32x = 4,179,615,116,818,369.50
  5. Step 5: Solve for x
    x = 4,179,615,116,818,369.50/107,742,803.32
  6. Step 6: Final answer
    x = 38,792,522.45

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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.