Home / 1,539,118,843.12-2,123,927,101.02-834,255,691

Finding the Fourth Proportional to 1,539,118,843.12, 2,123,927,101.02 and 834,255,691

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Solution

The fourth proportional to 1,539,118,843.12, 2,123,927,101.02 and 834,255,691 is: 1,151,242,010.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,118,843.12 : 2,123,927,101.02 = 834,255,691 : x
  2. Step 2: Convert to fraction form
    1,539,118,843.12/2,123,927,101.02 = 834,255,691/x
  3. Step 3: Cross multiply
    1,539,118,843.12x = 2,123,927,101.02 × 834,255,691
  4. Step 4: Simplify right side
    1,539,118,843.12x = 1,771,898,271,295,066,880
  5. Step 5: Solve for x
    x = 1,771,898,271,295,066,880/1,539,118,843.12
  6. Step 6: Final answer
    x = 1,151,242,010.46

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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.