Home / 149,746,044.40-224,619,066.60-100,428,319.60

Finding the Fourth Proportional to 149,746,044.40, 224,619,066.60 and 100,428,319.60

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Solution

The fourth proportional to 149,746,044.40, 224,619,066.60 and 100,428,319.60 is: 150,642,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,746,044.40 : 224,619,066.60 = 100,428,319.60 : x
  2. Step 2: Convert to fraction form
    149,746,044.40/224,619,066.60 = 100,428,319.60/x
  3. Step 3: Cross multiply
    149,746,044.40x = 224,619,066.60 × 100,428,319.60
  4. Step 4: Simplify right side
    149,746,044.40x = 22,558,115,408,758,484
  5. Step 5: Solve for x
    x = 22,558,115,408,758,484/149,746,044.40
  6. Step 6: Final answer
    x = 150,642,479.40

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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.