Home / 1,330,779,041.60-1,996,131,237.60-603,766,587.20

Finding the Fourth Proportional to 1,330,779,041.60, 1,996,131,237.60 and 603,766,587.20

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Solution

The fourth proportional to 1,330,779,041.60, 1,996,131,237.60 and 603,766,587.20 is: 905,632,946.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,779,041.60 : 1,996,131,237.60 = 603,766,587.20 : x
  2. Step 2: Convert to fraction form
    1,330,779,041.60/1,996,131,237.60 = 603,766,587.20/x
  3. Step 3: Cross multiply
    1,330,779,041.60x = 1,996,131,237.60 × 603,766,587.20
  4. Step 4: Simplify right side
    1,330,779,041.60x = 1,205,197,344,929,064,448
  5. Step 5: Solve for x
    x = 1,205,197,344,929,064,448/1,330,779,041.60
  6. Step 6: Final answer
    x = 905,632,946.76

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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.