Home / 860,174,214,232.80-1,187,040,531,866.50-474,798,632,809.12

Finding the Fourth Proportional to 860,174,214,232.80, 1,187,040,531,866.50 and 474,798,632,809.12

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Solution

The fourth proportional to 860,174,214,232.80, 1,187,040,531,866.50 and 474,798,632,809.12 is: 655,222,177,430.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,174,214,232.80 : 1,187,040,531,866.50 = 474,798,632,809.12 : x
  2. Step 2: Convert to fraction form
    860,174,214,232.80/1,187,040,531,866.50 = 474,798,632,809.12/x
  3. Step 3: Cross multiply
    860,174,214,232.80x = 1,187,040,531,866.50 × 474,798,632,809.12
  4. Step 4: Simplify right side
    860,174,214,232.80x = 563,605,221,619,224,820,056,064
  5. Step 5: Solve for x
    x = 563,605,221,619,224,820,056,064/860,174,214,232.80
  6. Step 6: Final answer
    x = 655,222,177,430.55

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Double scale
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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.