Home / 1,113,394,492,419.60-1,669,190,485,756.40-348,088,709,668.42

Finding the Fourth Proportional to 1,113,394,492,419.60, 1,669,190,485,756.40 and 348,088,709,668.42

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Solution

The fourth proportional to 1,113,394,492,419.60, 1,669,190,485,756.40 and 348,088,709,668.42 is: 521,851,299,187.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,394,492,419.60 : 1,669,190,485,756.40 = 348,088,709,668.42 : x
  2. Step 2: Convert to fraction form
    1,113,394,492,419.60/1,669,190,485,756.40 = 348,088,709,668.42/x
  3. Step 3: Cross multiply
    1,113,394,492,419.60x = 1,669,190,485,756.40 × 348,088,709,668.42
  4. Step 4: Simplify right side
    1,113,394,492,419.60x = 581,026,362,377,748,380,385,280
  5. Step 5: Solve for x
    x = 581,026,362,377,748,380,385,280/1,113,394,492,419.60
  6. Step 6: Final answer
    x = 521,851,299,187.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.