Home / 104,849,972,757.78-157,386,880,512.48-45,188,078,386.74

Finding the Fourth Proportional to 104,849,972,757.78, 157,386,880,512.48 and 45,188,078,386.74

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Solution

The fourth proportional to 104,849,972,757.78, 157,386,880,512.48 and 45,188,078,386.74 is: 67,830,353,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,849,972,757.78 : 157,386,880,512.48 = 45,188,078,386.74 : x
  2. Step 2: Convert to fraction form
    104,849,972,757.78/157,386,880,512.48 = 45,188,078,386.74/x
  3. Step 3: Cross multiply
    104,849,972,757.78x = 157,386,880,512.48 × 45,188,078,386.74
  4. Step 4: Simplify right side
    104,849,972,757.78x = 7,112,010,693,642,428,612,608
  5. Step 5: Solve for x
    x = 7,112,010,693,642,428,612,608/104,849,972,757.78
  6. Step 6: Final answer
    x = 67,830,353,280.80

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1.5x scale

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.