Home / 1,330,779,042.60-1,996,131,239.10-603,766,588.20

Finding the Fourth Proportional to 1,330,779,042.60, 1,996,131,239.10 and 603,766,588.20

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Solution

The fourth proportional to 1,330,779,042.60, 1,996,131,239.10 and 603,766,588.20 is: 905,632,948.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,779,042.60 : 1,996,131,239.10 = 603,766,588.20 : x
  2. Step 2: Convert to fraction form
    1,330,779,042.60/1,996,131,239.10 = 603,766,588.20/x
  3. Step 3: Cross multiply
    1,330,779,042.60x = 1,996,131,239.10 × 603,766,588.20
  4. Step 4: Simplify right side
    1,330,779,042.60x = 1,205,197,347,830,845,440
  5. Step 5: Solve for x
    x = 1,205,197,347,830,845,440/1,330,779,042.60
  6. Step 6: Final answer
    x = 905,632,948.26

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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.