Home / 1,103,924,044.40-1,655,886,066.60-939,783,570.80

Finding the Fourth Proportional to 1,103,924,044.40, 1,655,886,066.60 and 939,783,570.80

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Solution

The fourth proportional to 1,103,924,044.40, 1,655,886,066.60 and 939,783,570.80 is: 1,409,675,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,924,044.40 : 1,655,886,066.60 = 939,783,570.80 : x
  2. Step 2: Convert to fraction form
    1,103,924,044.40/1,655,886,066.60 = 939,783,570.80/x
  3. Step 3: Cross multiply
    1,103,924,044.40x = 1,655,886,066.60 × 939,783,570.80
  4. Step 4: Simplify right side
    1,103,924,044.40x = 1,556,174,520,507,314,432
  5. Step 5: Solve for x
    x = 1,556,174,520,507,314,432/1,103,924,044.40
  6. Step 6: Final answer
    x = 1,409,675,356.20

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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.