Home / 86,370,627.01-129,555,940.52-28,862,898.17

Finding the Fourth Proportional to 86,370,627.01, 129,555,940.52 and 28,862,898.17

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Solution

The fourth proportional to 86,370,627.01, 129,555,940.52 and 28,862,898.17 is: 43,294,347.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,370,627.01 : 129,555,940.52 = 28,862,898.17 : x
  2. Step 2: Convert to fraction form
    86,370,627.01/129,555,940.52 = 28,862,898.17/x
  3. Step 3: Cross multiply
    86,370,627.01x = 129,555,940.52 × 28,862,898.17
  4. Step 4: Simplify right side
    86,370,627.01x = 3,739,359,918,547,337
  5. Step 5: Solve for x
    x = 3,739,359,918,547,337/86,370,627.01
  6. Step 6: Final answer
    x = 43,294,347.26

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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.