Home / 1,412,136,833.34-1,948,766,460.48-777,130,383

Finding the Fourth Proportional to 1,412,136,833.34, 1,948,766,460.48 and 777,130,383

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Solution

The fourth proportional to 1,412,136,833.34, 1,948,766,460.48 and 777,130,383 is: 1,072,449,630.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,136,833.34 : 1,948,766,460.48 = 777,130,383 : x
  2. Step 2: Convert to fraction form
    1,412,136,833.34/1,948,766,460.48 = 777,130,383/x
  3. Step 3: Cross multiply
    1,412,136,833.34x = 1,948,766,460.48 × 777,130,383
  4. Step 4: Simplify right side
    1,412,136,833.34x = 1,514,445,625,810,376,704
  5. Step 5: Solve for x
    x = 1,514,445,625,810,376,704/1,412,136,833.34
  6. Step 6: Final answer
    x = 1,072,449,630.98

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1.5x scale

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.