Home / 86,666,407.20-130,050,003.60-35,585,085.60

Finding the Fourth Proportional to 86,666,407.20, 130,050,003.60 and 35,585,085.60

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Solution

The fourth proportional to 86,666,407.20, 130,050,003.60 and 35,585,085.60 is: 53,398,319.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,666,407.20 : 130,050,003.60 = 35,585,085.60 : x
  2. Step 2: Convert to fraction form
    86,666,407.20/130,050,003.60 = 35,585,085.60/x
  3. Step 3: Cross multiply
    86,666,407.20x = 130,050,003.60 × 35,585,085.60
  4. Step 4: Simplify right side
    86,666,407.20x = 4,627,840,510,386,308
  5. Step 5: Solve for x
    x = 4,627,840,510,386,308/86,666,407.20
  6. Step 6: Final answer
    x = 53,398,319.60

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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.