Home / 756,056,530.80-1,134,084,796.20-710,140,028.40

Finding the Fourth Proportional to 756,056,530.80, 1,134,084,796.20 and 710,140,028.40

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Solution

The fourth proportional to 756,056,530.80, 1,134,084,796.20 and 710,140,028.40 is: 1,065,210,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,056,530.80 : 1,134,084,796.20 = 710,140,028.40 : x
  2. Step 2: Convert to fraction form
    756,056,530.80/1,134,084,796.20 = 710,140,028.40/x
  3. Step 3: Cross multiply
    756,056,530.80x = 1,134,084,796.20 × 710,140,028.40
  4. Step 4: Simplify right side
    756,056,530.80x = 805,359,009,381,476,224
  5. Step 5: Solve for x
    x = 805,359,009,381,476,224/756,056,530.80
  6. Step 6: Final answer
    x = 1,065,210,042.60

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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.