Home / 111,947,493,281.16-153,665,210,125.95-98,976,081,353.16

Finding the Fourth Proportional to 111,947,493,281.16, 153,665,210,125.95 and 98,976,081,353.16

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Solution

The fourth proportional to 111,947,493,281.16, 153,665,210,125.95 and 98,976,081,353.16 is: 135,859,945,522.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,947,493,281.16 : 153,665,210,125.95 = 98,976,081,353.16 : x
  2. Step 2: Convert to fraction form
    111,947,493,281.16/153,665,210,125.95 = 98,976,081,353.16/x
  3. Step 3: Cross multiply
    111,947,493,281.16x = 153,665,210,125.95 × 98,976,081,353.16
  4. Step 4: Simplify right side
    111,947,493,281.16x = 15,209,180,338,576,454,320,128
  5. Step 5: Solve for x
    x = 15,209,180,338,576,454,320,128/111,947,493,281.16
  6. Step 6: Final answer
    x = 135,859,945,522.66

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.