Home / 77,577,316.26-116,365,972.95-73,698,128.52

Finding the Fourth Proportional to 77,577,316.26, 116,365,972.95 and 73,698,128.52

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Solution

The fourth proportional to 77,577,316.26, 116,365,972.95 and 73,698,128.52 is: 110,547,191.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,577,316.26 : 116,365,972.95 = 73,698,128.52 : x
  2. Step 2: Convert to fraction form
    77,577,316.26/116,365,972.95 = 73,698,128.52/x
  3. Step 3: Cross multiply
    77,577,316.26x = 116,365,972.95 × 73,698,128.52
  4. Step 4: Simplify right side
    77,577,316.26x = 8,575,954,429,823,943
  5. Step 5: Solve for x
    x = 8,575,954,429,823,943/77,577,316.26
  6. Step 6: Final answer
    x = 110,547,191.41

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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.