Home / 2,051,208,948.96-2,831,644,341-1,374,191,643.78

Finding the Fourth Proportional to 2,051,208,948.96, 2,831,644,341 and 1,374,191,643.78

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Solution

The fourth proportional to 2,051,208,948.96, 2,831,644,341 and 1,374,191,643.78 is: 1,897,038,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,208,948.96 : 2,831,644,341 = 1,374,191,643.78 : x
  2. Step 2: Convert to fraction form
    2,051,208,948.96/2,831,644,341 = 1,374,191,643.78/x
  3. Step 3: Cross multiply
    2,051,208,948.96x = 2,831,644,341 × 1,374,191,643.78
  4. Step 4: Simplify right side
    2,051,208,948.96x = 3,891,221,991,559,124,992
  5. Step 5: Solve for x
    x = 3,891,221,991,559,124,992/2,051,208,948.96
  6. Step 6: Final answer
    x = 1,897,038,326.36

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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.