Home / 1,398,470,897.10-2,097,706,345.65-1,338,760,548.30

Finding the Fourth Proportional to 1,398,470,897.10, 2,097,706,345.65 and 1,338,760,548.30

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Solution

The fourth proportional to 1,398,470,897.10, 2,097,706,345.65 and 1,338,760,548.30 is: 2,008,140,822.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,470,897.10 : 2,097,706,345.65 = 1,338,760,548.30 : x
  2. Step 2: Convert to fraction form
    1,398,470,897.10/2,097,706,345.65 = 1,338,760,548.30/x
  3. Step 3: Cross multiply
    1,398,470,897.10x = 2,097,706,345.65 × 1,338,760,548.30
  4. Step 4: Simplify right side
    1,398,470,897.10x = 2,808,326,497,474,783,232
  5. Step 5: Solve for x
    x = 2,808,326,497,474,783,232/1,398,470,897.10
  6. Step 6: Final answer
    x = 2,008,140,822.45

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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.