Home / 149,492,057.20-224,238,085.80-83,845,807.68

Finding the Fourth Proportional to 149,492,057.20, 224,238,085.80 and 83,845,807.68

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Solution

The fourth proportional to 149,492,057.20, 224,238,085.80 and 83,845,807.68 is: 125,768,711.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,492,057.20 : 224,238,085.80 = 83,845,807.68 : x
  2. Step 2: Convert to fraction form
    149,492,057.20/224,238,085.80 = 83,845,807.68/x
  3. Step 3: Cross multiply
    149,492,057.20x = 224,238,085.80 × 83,845,807.68
  4. Step 4: Simplify right side
    149,492,057.20x = 18,801,423,416,518,140
  5. Step 5: Solve for x
    x = 18,801,423,416,518,140/149,492,057.20
  6. Step 6: Final answer
    x = 125,768,711.52

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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.