Home / 1,539,118,811.76-2,123,927,057.64-834,255,659.64

Finding the Fourth Proportional to 1,539,118,811.76, 2,123,927,057.64 and 834,255,659.64

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Solution

The fourth proportional to 1,539,118,811.76, 2,123,927,057.64 and 834,255,659.64 is: 1,151,241,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,118,811.76 : 2,123,927,057.64 = 834,255,659.64 : x
  2. Step 2: Convert to fraction form
    1,539,118,811.76/2,123,927,057.64 = 834,255,659.64/x
  3. Step 3: Cross multiply
    1,539,118,811.76x = 2,123,927,057.64 × 834,255,659.64
  4. Step 4: Simplify right side
    1,539,118,811.76x = 1,771,898,168,498,702,592
  5. Step 5: Solve for x
    x = 1,771,898,168,498,702,592/1,539,118,811.76
  6. Step 6: Final answer
    x = 1,151,241,967.13

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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.