Home / 76,668,487,437.80-115,005,074,028.02-26,303,214,738.91

Finding the Fourth Proportional to 76,668,487,437.80, 115,005,074,028.02 and 26,303,214,738.91

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Solution

The fourth proportional to 76,668,487,437.80, 115,005,074,028.02 and 26,303,214,738.91 is: 39,455,625,894.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,668,487,437.80 : 115,005,074,028.02 = 26,303,214,738.91 : x
  2. Step 2: Convert to fraction form
    76,668,487,437.80/115,005,074,028.02 = 26,303,214,738.91/x
  3. Step 3: Cross multiply
    76,668,487,437.80x = 115,005,074,028.02 × 26,303,214,738.91
  4. Step 4: Simplify right side
    76,668,487,437.80x = 3,025,003,158,223,021,670,400
  5. Step 5: Solve for x
    x = 3,025,003,158,223,021,670,400/76,668,487,437.80
  6. Step 6: Final answer
    x = 39,455,625,894.24

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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.