Home / 127,492,088.60-191,238,132.90-41,292,358.40

Finding the Fourth Proportional to 127,492,088.60, 191,238,132.90 and 41,292,358.40

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Solution

The fourth proportional to 127,492,088.60, 191,238,132.90 and 41,292,358.40 is: 61,938,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,492,088.60 : 191,238,132.90 = 41,292,358.40 : x
  2. Step 2: Convert to fraction form
    127,492,088.60/191,238,132.90 = 41,292,358.40/x
  3. Step 3: Cross multiply
    127,492,088.60x = 191,238,132.90 × 41,292,358.40
  4. Step 4: Simplify right side
    127,492,088.60x = 7,896,673,523,453,631
  5. Step 5: Solve for x
    x = 7,896,673,523,453,631/127,492,088.60
  6. Step 6: Final answer
    x = 61,938,537.60

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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.