Home / 107,257,977.47-160,888,460.88-30,581,005.68

Finding the Fourth Proportional to 107,257,977.47, 160,888,460.88 and 30,581,005.68

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Solution

The fourth proportional to 107,257,977.47, 160,888,460.88 and 30,581,005.68 is: 45,871,934.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,257,977.47 : 160,888,460.88 = 30,581,005.68 : x
  2. Step 2: Convert to fraction form
    107,257,977.47/160,888,460.88 = 30,581,005.68/x
  3. Step 3: Cross multiply
    107,257,977.47x = 160,888,460.88 × 30,581,005.68
  4. Step 4: Simplify right side
    107,257,977.47x = 4,920,130,936,017,738
  5. Step 5: Solve for x
    x = 4,920,130,936,017,738/107,257,977.47
  6. Step 6: Final answer
    x = 45,871,934.68

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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.