Home / 73,682,343,204.40-101,681,632,834.73-39,849,638,313.36

Finding the Fourth Proportional to 73,682,343,204.40, 101,681,632,834.73 and 39,849,638,313.36

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Solution

The fourth proportional to 73,682,343,204.40, 101,681,632,834.73 and 39,849,638,313.36 is: 54,992,500,446.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,682,343,204.40 : 101,681,632,834.73 = 39,849,638,313.36 : x
  2. Step 2: Convert to fraction form
    73,682,343,204.40/101,681,632,834.73 = 39,849,638,313.36/x
  3. Step 3: Cross multiply
    73,682,343,204.40x = 101,681,632,834.73 × 39,849,638,313.36
  4. Step 4: Simplify right side
    73,682,343,204.40x = 4,051,976,291,575,860,822,016
  5. Step 5: Solve for x
    x = 4,051,976,291,575,860,822,016/73,682,343,204.40
  6. Step 6: Final answer
    x = 54,992,500,446.62

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1.5x scale

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.