Home / 79,559,872,314.32-109,795,222,389.96-43,432,831,094.48

Finding the Fourth Proportional to 79,559,872,314.32, 109,795,222,389.96 and 43,432,831,094.48

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Solution

The fourth proportional to 79,559,872,314.32, 109,795,222,389.96 and 43,432,831,094.48 is: 59,938,725,519.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,559,872,314.32 : 109,795,222,389.96 = 43,432,831,094.48 : x
  2. Step 2: Convert to fraction form
    79,559,872,314.32/109,795,222,389.96 = 43,432,831,094.48/x
  3. Step 3: Cross multiply
    79,559,872,314.32x = 109,795,222,389.96 × 43,432,831,094.48
  4. Step 4: Simplify right side
    79,559,872,314.32x = 4,768,717,349,044,001,701,888
  5. Step 5: Solve for x
    x = 4,768,717,349,044,001,701,888/79,559,872,314.32
  6. Step 6: Final answer
    x = 59,938,725,519.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.