Home / 140,101,733,346.60-210,487,861,476.24-89,835,649,758.18

Finding the Fourth Proportional to 140,101,733,346.60, 210,487,861,476.24 and 89,835,649,758.18

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Solution

The fourth proportional to 140,101,733,346.60, 210,487,861,476.24 and 89,835,649,758.18 is: 134,968,450,070.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,101,733,346.60 : 210,487,861,476.24 = 89,835,649,758.18 : x
  2. Step 2: Convert to fraction form
    140,101,733,346.60/210,487,861,476.24 = 89,835,649,758.18/x
  3. Step 3: Cross multiply
    140,101,733,346.60x = 210,487,861,476.24 × 89,835,649,758.18
  4. Step 4: Simplify right side
    140,101,733,346.60x = 18,909,313,801,927,801,176,064
  5. Step 5: Solve for x
    x = 18,909,313,801,927,801,176,064/140,101,733,346.60
  6. Step 6: Final answer
    x = 134,968,450,070.12

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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.