Home / 39,890,588,308.17-55,048,603,718.43-22,069,373,360.01

Finding the Fourth Proportional to 39,890,588,308.17, 55,048,603,718.43 and 22,069,373,360.01

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Solution

The fourth proportional to 39,890,588,308.17, 55,048,603,718.43 and 22,069,373,360.01 is: 30,455,509,430.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,890,588,308.17 : 55,048,603,718.43 = 22,069,373,360.01 : x
  2. Step 2: Convert to fraction form
    39,890,588,308.17/55,048,603,718.43 = 22,069,373,360.01/x
  3. Step 3: Cross multiply
    39,890,588,308.17x = 55,048,603,718.43 × 22,069,373,360.01
  4. Step 4: Simplify right side
    39,890,588,308.17x = 1,214,888,188,409,266,307,072
  5. Step 5: Solve for x
    x = 1,214,888,188,409,266,307,072/39,890,588,308.17
  6. Step 6: Final answer
    x = 30,455,509,430.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.