Home / 1,260,134,254,317.50-1,738,985,355,958.40-689,851,294,509.52

Finding the Fourth Proportional to 1,260,134,254,317.50, 1,738,985,355,958.40 and 689,851,294,509.52

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Solution

The fourth proportional to 1,260,134,254,317.50, 1,738,985,355,958.40 and 689,851,294,509.52 is: 951,994,832,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,134,254,317.50 : 1,738,985,355,958.40 = 689,851,294,509.52 : x
  2. Step 2: Convert to fraction form
    1,260,134,254,317.50/1,738,985,355,958.40 = 689,851,294,509.52/x
  3. Step 3: Cross multiply
    1,260,134,254,317.50x = 1,738,985,355,958.40 × 689,851,294,509.52
  4. Step 4: Simplify right side
    1,260,134,254,317.50x = 1,199,641,298,941,000,628,043,776
  5. Step 5: Solve for x
    x = 1,199,641,298,941,000,628,043,776/1,260,134,254,317.50
  6. Step 6: Final answer
    x = 951,994,832,955.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.