Home / 159,030,638,150.34-238,528,335,987.79-56,923,153,420.87

Finding the Fourth Proportional to 159,030,638,150.34, 238,528,335,987.79 and 56,923,153,420.87

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Solution

The fourth proportional to 159,030,638,150.34, 238,528,335,987.79 and 56,923,153,420.87 is: 85,378,422,815.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,030,638,150.34 : 238,528,335,987.79 = 56,923,153,420.87 : x
  2. Step 2: Convert to fraction form
    159,030,638,150.34/238,528,335,987.79 = 56,923,153,420.87/x
  3. Step 3: Cross multiply
    159,030,638,150.34x = 238,528,335,987.79 × 56,923,153,420.87
  4. Step 4: Simplify right side
    159,030,638,150.34x = 13,577,785,064,657,797,513,216
  5. Step 5: Solve for x
    x = 13,577,785,064,657,797,513,216/159,030,638,150.34
  6. Step 6: Final answer
    x = 85,378,422,815.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.