Home / 123,276,186.11-170,073,805.19-70,355,834.16

Finding the Fourth Proportional to 123,276,186.11, 170,073,805.19 and 70,355,834.16

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Solution

The fourth proportional to 123,276,186.11, 170,073,805.19 and 70,355,834.16 is: 97,064,038.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,276,186.11 : 170,073,805.19 = 70,355,834.16 : x
  2. Step 2: Convert to fraction form
    123,276,186.11/170,073,805.19 = 70,355,834.16/x
  3. Step 3: Cross multiply
    123,276,186.11x = 170,073,805.19 × 70,355,834.16
  4. Step 4: Simplify right side
    123,276,186.11x = 11,965,684,432,556,008
  5. Step 5: Solve for x
    x = 11,965,684,432,556,008/123,276,186.11
  6. Step 6: Final answer
    x = 97,064,038.16

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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.