Home / 73,774,455,379.50-110,668,436,415.90-20,715,130,957.17

Finding the Fourth Proportional to 73,774,455,379.50, 110,668,436,415.90 and 20,715,130,957.17

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Solution

The fourth proportional to 73,774,455,379.50, 110,668,436,415.90 and 20,715,130,957.17 is: 31,074,592,708.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,774,455,379.50 : 110,668,436,415.90 = 20,715,130,957.17 : x
  2. Step 2: Convert to fraction form
    73,774,455,379.50/110,668,436,415.90 = 20,715,130,957.17/x
  3. Step 3: Cross multiply
    73,774,455,379.50x = 110,668,436,415.90 × 20,715,130,957.17
  4. Step 4: Simplify right side
    73,774,455,379.50x = 2,292,511,153,180,388,360,192
  5. Step 5: Solve for x
    x = 2,292,511,153,180,388,360,192/73,774,455,379.50
  6. Step 6: Final answer
    x = 31,074,592,708.11

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1.5x scale

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.