Home / 90,223,746.39-124,487,427.77-51,065,523.14

Finding the Fourth Proportional to 90,223,746.39, 124,487,427.77 and 51,065,523.14

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Solution

The fourth proportional to 90,223,746.39, 124,487,427.77 and 51,065,523.14 is: 70,458,342.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,223,746.39 : 124,487,427.77 = 51,065,523.14 : x
  2. Step 2: Convert to fraction form
    90,223,746.39/124,487,427.77 = 51,065,523.14/x
  3. Step 3: Cross multiply
    90,223,746.39x = 124,487,427.77 × 51,065,523.14
  4. Step 4: Simplify right side
    90,223,746.39x = 6,357,015,623,428,013
  5. Step 5: Solve for x
    x = 6,357,015,623,428,013/90,223,746.39
  6. Step 6: Final answer
    x = 70,458,342.49

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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.