Home / 189,058,315,851.84-260,906,698,802.70-103,417,321,756.85

Finding the Fourth Proportional to 189,058,315,851.84, 260,906,698,802.70 and 103,417,321,756.85

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Solution

The fourth proportional to 189,058,315,851.84, 260,906,698,802.70 and 103,417,321,756.85 is: 142,719,308,045.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,058,315,851.84 : 260,906,698,802.70 = 103,417,321,756.85 : x
  2. Step 2: Convert to fraction form
    189,058,315,851.84/260,906,698,802.70 = 103,417,321,756.85/x
  3. Step 3: Cross multiply
    189,058,315,851.84x = 260,906,698,802.70 × 103,417,321,756.85
  4. Step 4: Simplify right side
    189,058,315,851.84x = 26,982,272,018,596,377,919,488
  5. Step 5: Solve for x
    x = 26,982,272,018,596,377,919,488/189,058,315,851.84
  6. Step 6: Final answer
    x = 142,719,308,045.36

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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.