Home / 901,640,279,113.60-1,244,264,386,941.50-490,108,757,814.36

Finding the Fourth Proportional to 901,640,279,113.60, 1,244,264,386,941.50 and 490,108,757,814.36

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Solution

The fourth proportional to 901,640,279,113.60, 1,244,264,386,941.50 and 490,108,757,814.36 is: 676,350,521,602.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,640,279,113.60 : 1,244,264,386,941.50 = 490,108,757,814.36 : x
  2. Step 2: Convert to fraction form
    901,640,279,113.60/1,244,264,386,941.50 = 490,108,757,814.36/x
  3. Step 3: Cross multiply
    901,640,279,113.60x = 1,244,264,386,941.50 × 490,108,757,814.36
  4. Step 4: Simplify right side
    901,640,279,113.60x = 609,824,873,076,544,682,065,920
  5. Step 5: Solve for x
    x = 609,824,873,076,544,682,065,920/901,640,279,113.60
  6. Step 6: Final answer
    x = 676,350,521,602.76

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Double scale
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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.