Home / 77,295,615.40-115,943,423.10-36,984,831.40

Finding the Fourth Proportional to 77,295,615.40, 115,943,423.10 and 36,984,831.40

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Solution

The fourth proportional to 77,295,615.40, 115,943,423.10 and 36,984,831.40 is: 55,477,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,295,615.40 : 115,943,423.10 = 36,984,831.40 : x
  2. Step 2: Convert to fraction form
    77,295,615.40/115,943,423.10 = 36,984,831.40/x
  3. Step 3: Cross multiply
    77,295,615.40x = 115,943,423.10 × 36,984,831.40
  4. Step 4: Simplify right side
    77,295,615.40x = 4,288,147,955,292,365
  5. Step 5: Solve for x
    x = 4,288,147,955,292,365/77,295,615.40
  6. Step 6: Final answer
    x = 55,477,247.10

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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.