Home / 1,176,607,215.40-1,761,084,447.90-916,413,701.80

Finding the Fourth Proportional to 1,176,607,215.40, 1,761,084,447.90 and 916,413,701.80

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Solution

The fourth proportional to 1,176,607,215.40, 1,761,084,447.90 and 916,413,701.80 is: 1,371,640,337.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,607,215.40 : 1,761,084,447.90 = 916,413,701.80 : x
  2. Step 2: Convert to fraction form
    1,176,607,215.40/1,761,084,447.90 = 916,413,701.80/x
  3. Step 3: Cross multiply
    1,176,607,215.40x = 1,761,084,447.90 × 916,413,701.80
  4. Step 4: Simplify right side
    1,176,607,215.40x = 1,613,881,918,082,448,128
  5. Step 5: Solve for x
    x = 1,613,881,918,082,448,128/1,176,607,215.40
  6. Step 6: Final answer
    x = 1,371,640,337.54

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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.