Home / 841,267,132.20-1,261,900,698.30-697,939,900.20

Finding the Fourth Proportional to 841,267,132.20, 1,261,900,698.30 and 697,939,900.20

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Solution

The fourth proportional to 841,267,132.20, 1,261,900,698.30 and 697,939,900.20 is: 1,046,909,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,267,132.20 : 1,261,900,698.30 = 697,939,900.20 : x
  2. Step 2: Convert to fraction form
    841,267,132.20/1,261,900,698.30 = 697,939,900.20/x
  3. Step 3: Cross multiply
    841,267,132.20x = 1,261,900,698.30 × 697,939,900.20
  4. Step 4: Simplify right side
    841,267,132.20x = 880,730,847,433,812,352
  5. Step 5: Solve for x
    x = 880,730,847,433,812,352/841,267,132.20
  6. Step 6: Final answer
    x = 1,046,909,850.30

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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.