Home / 107,312,486.90-160,977,478.35-45,902,110.10

Finding the Fourth Proportional to 107,312,486.90, 160,977,478.35 and 45,902,110.10

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Solution

The fourth proportional to 107,312,486.90, 160,977,478.35 and 45,902,110.10 is: 68,856,907.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,312,486.90 : 160,977,478.35 = 45,902,110.10 : x
  2. Step 2: Convert to fraction form
    107,312,486.90/160,977,478.35 = 45,902,110.10/x
  3. Step 3: Cross multiply
    107,312,486.90x = 160,977,478.35 × 45,902,110.10
  4. Step 4: Simplify right side
    107,312,486.90x = 7,389,205,934,842,066
  5. Step 5: Solve for x
    x = 7,389,205,934,842,066/107,312,486.90
  6. Step 6: Final answer
    x = 68,856,907.04

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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.