Home / 28,697,841,264.60-43,046,761,896.90-25,805,101,613.40

Finding the Fourth Proportional to 28,697,841,264.60, 43,046,761,896.90 and 25,805,101,613.40

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Solution

The fourth proportional to 28,697,841,264.60, 43,046,761,896.90 and 25,805,101,613.40 is: 38,707,652,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,697,841,264.60 : 43,046,761,896.90 = 25,805,101,613.40 : x
  2. Step 2: Convert to fraction form
    28,697,841,264.60/43,046,761,896.90 = 25,805,101,613.40/x
  3. Step 3: Cross multiply
    28,697,841,264.60x = 43,046,761,896.90 × 25,805,101,613.40
  4. Step 4: Simplify right side
    28,697,841,264.60x = 1,110,826,064,877,339,934,720
  5. Step 5: Solve for x
    x = 1,110,826,064,877,339,934,720/28,697,841,264.60
  6. Step 6: Final answer
    x = 38,707,652,420.10

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1.5x scale

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.