Home / 148,281,838,862.40-222,422,758,293.60-68,693,234,702.40

Finding the Fourth Proportional to 148,281,838,862.40, 222,422,758,293.60 and 68,693,234,702.40

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Solution

The fourth proportional to 148,281,838,862.40, 222,422,758,293.60 and 68,693,234,702.40 is: 103,039,852,053.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,281,838,862.40 : 222,422,758,293.60 = 68,693,234,702.40 : x
  2. Step 2: Convert to fraction form
    148,281,838,862.40/222,422,758,293.60 = 68,693,234,702.40/x
  3. Step 3: Cross multiply
    148,281,838,862.40x = 222,422,758,293.60 × 68,693,234,702.40
  4. Step 4: Simplify right side
    148,281,838,862.40x = 15,278,938,738,617,451,806,720
  5. Step 5: Solve for x
    x = 15,278,938,738,617,451,806,720/148,281,838,862.40
  6. Step 6: Final answer
    x = 103,039,852,053.60

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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.