Home / 83,815,385,050.80-125,539,411,566.60-74,509,640,564.40

Finding the Fourth Proportional to 83,815,385,050.80, 125,539,411,566.60 and 74,509,640,564.40

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Solution

The fourth proportional to 83,815,385,050.80, 125,539,411,566.60 and 74,509,640,564.40 is: 111,601,186,665.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,815,385,050.80 : 125,539,411,566.60 = 74,509,640,564.40 : x
  2. Step 2: Convert to fraction form
    83,815,385,050.80/125,539,411,566.60 = 74,509,640,564.40/x
  3. Step 3: Cross multiply
    83,815,385,050.80x = 125,539,411,566.60 × 74,509,640,564.40
  4. Step 4: Simplify right side
    83,815,385,050.80x = 9,353,896,432,493,645,529,088
  5. Step 5: Solve for x
    x = 9,353,896,432,493,645,529,088/83,815,385,050.80
  6. Step 6: Final answer
    x = 111,601,186,665.48

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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.