Home / 147,615,659.60-221,423,489.40-139,254,904.40

Finding the Fourth Proportional to 147,615,659.60, 221,423,489.40 and 139,254,904.40

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Solution

The fourth proportional to 147,615,659.60, 221,423,489.40 and 139,254,904.40 is: 208,882,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,615,659.60 : 221,423,489.40 = 139,254,904.40 : x
  2. Step 2: Convert to fraction form
    147,615,659.60/221,423,489.40 = 139,254,904.40/x
  3. Step 3: Cross multiply
    147,615,659.60x = 221,423,489.40 × 139,254,904.40
  4. Step 4: Simplify right side
    147,615,659.60x = 30,834,306,848,311,416
  5. Step 5: Solve for x
    x = 30,834,306,848,311,416/147,615,659.60
  6. Step 6: Final answer
    x = 208,882,356.60

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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.