Home / 127,147,281.80-190,720,922.70-62,492,563.40

Finding the Fourth Proportional to 127,147,281.80, 190,720,922.70 and 62,492,563.40

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Solution

The fourth proportional to 127,147,281.80, 190,720,922.70 and 62,492,563.40 is: 93,738,845.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,147,281.80 : 190,720,922.70 = 62,492,563.40 : x
  2. Step 2: Convert to fraction form
    127,147,281.80/190,720,922.70 = 62,492,563.40/x
  3. Step 3: Cross multiply
    127,147,281.80x = 190,720,922.70 × 62,492,563.40
  4. Step 4: Simplify right side
    127,147,281.80x = 11,918,639,353,536,248
  5. Step 5: Solve for x
    x = 11,918,639,353,536,248/127,147,281.80
  6. Step 6: Final answer
    x = 93,738,845.10

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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.