Home / 127,946,126.20-191,918,955.98-41,684,431

Finding the Fourth Proportional to 127,946,126.20, 191,918,955.98 and 41,684,431

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Solution

The fourth proportional to 127,946,126.20, 191,918,955.98 and 41,684,431 is: 62,526,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,946,126.20 : 191,918,955.98 = 41,684,431 : x
  2. Step 2: Convert to fraction form
    127,946,126.20/191,918,955.98 = 41,684,431/x
  3. Step 3: Cross multiply
    127,946,126.20x = 191,918,955.98 × 41,684,431
  4. Step 4: Simplify right side
    127,946,126.20x = 8,000,032,478,140,347
  5. Step 5: Solve for x
    x = 8,000,032,478,140,347/127,946,126.20
  6. Step 6: Final answer
    x = 62,526,570.49

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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.