Home / 776,736,028.40-1,165,104,042.60-710,223,234.80

Finding the Fourth Proportional to 776,736,028.40, 1,165,104,042.60 and 710,223,234.80

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Solution

The fourth proportional to 776,736,028.40, 1,165,104,042.60 and 710,223,234.80 is: 1,065,334,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,736,028.40 : 1,165,104,042.60 = 710,223,234.80 : x
  2. Step 2: Convert to fraction form
    776,736,028.40/1,165,104,042.60 = 710,223,234.80/x
  3. Step 3: Cross multiply
    776,736,028.40x = 1,165,104,042.60 × 710,223,234.80
  4. Step 4: Simplify right side
    776,736,028.40x = 827,483,962,013,928,832
  5. Step 5: Solve for x
    x = 827,483,962,013,928,832/776,736,028.40
  6. Step 6: Final answer
    x = 1,065,334,852.20

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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.