Home / 117,288,088.40-175,932,132.60-74,347,655.60

Finding the Fourth Proportional to 117,288,088.40, 175,932,132.60 and 74,347,655.60

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Solution

The fourth proportional to 117,288,088.40, 175,932,132.60 and 74,347,655.60 is: 111,521,483.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,288,088.40 : 175,932,132.60 = 74,347,655.60 : x
  2. Step 2: Convert to fraction form
    117,288,088.40/175,932,132.60 = 74,347,655.60/x
  3. Step 3: Cross multiply
    117,288,088.40x = 175,932,132.60 × 74,347,655.60
  4. Step 4: Simplify right side
    117,288,088.40x = 13,080,141,603,518,332
  5. Step 5: Solve for x
    x = 13,080,141,603,518,332/117,288,088.40
  6. Step 6: Final answer
    x = 111,521,483.40

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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.