Home / 758,664,184,447.52-1,138,063,167,802.90-214,117,533,212.12

Finding the Fourth Proportional to 758,664,184,447.52, 1,138,063,167,802.90 and 214,117,533,212.12

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Solution

The fourth proportional to 758,664,184,447.52, 1,138,063,167,802.90 and 214,117,533,212.12 is: 321,195,178,479.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,664,184,447.52 : 1,138,063,167,802.90 = 214,117,533,212.12 : x
  2. Step 2: Convert to fraction form
    758,664,184,447.52/1,138,063,167,802.90 = 214,117,533,212.12/x
  3. Step 3: Cross multiply
    758,664,184,447.52x = 1,138,063,167,802.90 × 214,117,533,212.12
  4. Step 4: Simplify right side
    758,664,184,447.52x = 243,679,278,129,527,897,718,784
  5. Step 5: Solve for x
    x = 243,679,278,129,527,897,718,784/758,664,184,447.52
  6. Step 6: Final answer
    x = 321,195,178,479.37

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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.