Home / 1,099,888,407.17-1,517,799,798.59-623,610,816.92

Finding the Fourth Proportional to 1,099,888,407.17, 1,517,799,798.59 and 623,610,816.92

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Solution

The fourth proportional to 1,099,888,407.17, 1,517,799,798.59 and 623,610,816.92 is: 860,556,731.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,888,407.17 : 1,517,799,798.59 = 623,610,816.92 : x
  2. Step 2: Convert to fraction form
    1,099,888,407.17/1,517,799,798.59 = 623,610,816.92/x
  3. Step 3: Cross multiply
    1,099,888,407.17x = 1,517,799,798.59 × 623,610,816.92
  4. Step 4: Simplify right side
    1,099,888,407.17x = 946,516,372,313,691,264
  5. Step 5: Solve for x
    x = 946,516,372,313,691,264/1,099,888,407.17
  6. Step 6: Final answer
    x = 860,556,731.16

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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.