Home / 860,936,250,152.40-1,188,128,119,714.80-495,130,739,079.15

Finding the Fourth Proportional to 860,936,250,152.40, 1,188,128,119,714.80 and 495,130,739,079.15

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Solution

The fourth proportional to 860,936,250,152.40, 1,188,128,119,714.80 and 495,130,739,079.15 is: 683,301,178,142.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,936,250,152.40 : 1,188,128,119,714.80 = 495,130,739,079.15 : x
  2. Step 2: Convert to fraction form
    860,936,250,152.40/1,188,128,119,714.80 = 495,130,739,079.15/x
  3. Step 3: Cross multiply
    860,936,250,152.40x = 1,188,128,119,714.80 × 495,130,739,079.15
  4. Step 4: Simplify right side
    860,936,250,152.40x = 588,278,754,035,109,768,200,192
  5. Step 5: Solve for x
    x = 588,278,754,035,109,768,200,192/860,936,250,152.40
  6. Step 6: Final answer
    x = 683,301,178,142.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.