Home / 1,909,274,420.85-2,634,779,664.35-1,062,487,239.11

Finding the Fourth Proportional to 1,909,274,420.85, 2,634,779,664.35 and 1,062,487,239.11

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Solution

The fourth proportional to 1,909,274,420.85, 2,634,779,664.35 and 1,062,487,239.11 is: 1,466,221,796.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,274,420.85 : 2,634,779,664.35 = 1,062,487,239.11 : x
  2. Step 2: Convert to fraction form
    1,909,274,420.85/2,634,779,664.35 = 1,062,487,239.11/x
  3. Step 3: Cross multiply
    1,909,274,420.85x = 2,634,779,664.35 × 1,062,487,239.11
  4. Step 4: Simplify right side
    1,909,274,420.85x = 2,799,419,771,239,547,392
  5. Step 5: Solve for x
    x = 2,799,419,771,239,547,392/1,909,274,420.85
  6. Step 6: Final answer
    x = 1,466,221,796.44

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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.