Home / 1,539,118,816.76-2,123,927,064.54-834,255,664.64

Finding the Fourth Proportional to 1,539,118,816.76, 2,123,927,064.54 and 834,255,664.64

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Solution

The fourth proportional to 1,539,118,816.76, 2,123,927,064.54 and 834,255,664.64 is: 1,151,241,974.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,118,816.76 : 2,123,927,064.54 = 834,255,664.64 : x
  2. Step 2: Convert to fraction form
    1,539,118,816.76/2,123,927,064.54 = 834,255,664.64/x
  3. Step 3: Cross multiply
    1,539,118,816.76x = 2,123,927,064.54 × 834,255,664.64
  4. Step 4: Simplify right side
    1,539,118,816.76x = 1,771,898,184,874,701,824
  5. Step 5: Solve for x
    x = 1,771,898,184,874,701,824/1,539,118,816.76
  6. Step 6: Final answer
    x = 1,151,241,974.03

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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.