Home / 1,281,974,435.80-1,924,977,192.90-737,778,851.80

Finding the Fourth Proportional to 1,281,974,435.80, 1,924,977,192.90 and 737,778,851.80

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Solution

The fourth proportional to 1,281,974,435.80, 1,924,977,192.90 and 737,778,851.80 is: 1,107,828,224.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,974,435.80 : 1,924,977,192.90 = 737,778,851.80 : x
  2. Step 2: Convert to fraction form
    1,281,974,435.80/1,924,977,192.90 = 737,778,851.80/x
  3. Step 3: Cross multiply
    1,281,974,435.80x = 1,924,977,192.90 × 737,778,851.80
  4. Step 4: Simplify right side
    1,281,974,435.80x = 1,420,207,463,118,949,120
  5. Step 5: Solve for x
    x = 1,420,207,463,118,949,120/1,281,974,435.80
  6. Step 6: Final answer
    x = 1,107,828,224.54

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1.5x scale

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.