Home / 1,001,665,096.16-1,382,292,740.76-555,623,841.60

Finding the Fourth Proportional to 1,001,665,096.16, 1,382,292,740.76 and 555,623,841.60

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Solution

The fourth proportional to 1,001,665,096.16, 1,382,292,740.76 and 555,623,841.60 is: 766,758,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,665,096.16 : 1,382,292,740.76 = 555,623,841.60 : x
  2. Step 2: Convert to fraction form
    1,001,665,096.16/1,382,292,740.76 = 555,623,841.60/x
  3. Step 3: Cross multiply
    1,001,665,096.16x = 1,382,292,740.76 × 555,623,841.60
  4. Step 4: Simplify right side
    1,001,665,096.16x = 768,034,802,836,864,128
  5. Step 5: Solve for x
    x = 768,034,802,836,864,128/1,001,665,096.16
  6. Step 6: Final answer
    x = 766,758,076.91

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Half scale
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Double scale
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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.