Home / 1,222,125,977,663.20-1,686,457,858,315.50-673,386,574,581.95

Finding the Fourth Proportional to 1,222,125,977,663.20, 1,686,457,858,315.50 and 673,386,574,581.95

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Solution

The fourth proportional to 1,222,125,977,663.20, 1,686,457,858,315.50 and 673,386,574,581.95 is: 929,231,602,260.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,125,977,663.20 : 1,686,457,858,315.50 = 673,386,574,581.95 : x
  2. Step 2: Convert to fraction form
    1,222,125,977,663.20/1,686,457,858,315.50 = 673,386,574,581.95/x
  3. Step 3: Cross multiply
    1,222,125,977,663.20x = 1,686,457,858,315.50 × 673,386,574,581.95
  4. Step 4: Simplify right side
    1,222,125,977,663.20x = 1,135,638,080,387,886,002,208,768
  5. Step 5: Solve for x
    x = 1,135,638,080,387,886,002,208,768/1,222,125,977,663.20
  6. Step 6: Final answer
    x = 929,231,602,260.28

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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.