Home / 123,377,029,774.90-185,078,225,065.23-42,702,601,161.74

Finding the Fourth Proportional to 123,377,029,774.90, 185,078,225,065.23 and 42,702,601,161.74

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Solution

The fourth proportional to 123,377,029,774.90, 185,078,225,065.23 and 42,702,601,161.74 is: 64,058,290,616.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,377,029,774.90 : 185,078,225,065.23 = 42,702,601,161.74 : x
  2. Step 2: Convert to fraction form
    123,377,029,774.90/185,078,225,065.23 = 42,702,601,161.74/x
  3. Step 3: Cross multiply
    123,377,029,774.90x = 185,078,225,065.23 × 42,702,601,161.74
  4. Step 4: Simplify right side
    123,377,029,774.90x = 7,903,321,628,682,343,153,664
  5. Step 5: Solve for x
    x = 7,903,321,628,682,343,153,664/123,377,029,774.90
  6. Step 6: Final answer
    x = 64,058,290,616.19

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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.