Home / 1,640,799,829.52-2,264,303,875.20-898,243,892.27

Finding the Fourth Proportional to 1,640,799,829.52, 2,264,303,875.20 and 898,243,892.27

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Solution

The fourth proportional to 1,640,799,829.52, 2,264,303,875.20 and 898,243,892.27 is: 1,239,576,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,799,829.52 : 2,264,303,875.20 = 898,243,892.27 : x
  2. Step 2: Convert to fraction form
    1,640,799,829.52/2,264,303,875.20 = 898,243,892.27/x
  3. Step 3: Cross multiply
    1,640,799,829.52x = 2,264,303,875.20 × 898,243,892.27
  4. Step 4: Simplify right side
    1,640,799,829.52x = 2,033,897,126,141,692,160
  5. Step 5: Solve for x
    x = 2,033,897,126,141,692,160/1,640,799,829.52
  6. Step 6: Final answer
    x = 1,239,576,631.80

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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.