Home / 1,070,102,686.52-1,604,628,881.18-439,720,545.57

Finding the Fourth Proportional to 1,070,102,686.52, 1,604,628,881.18 and 439,720,545.57

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Solution

The fourth proportional to 1,070,102,686.52, 1,604,628,881.18 and 439,720,545.57 is: 659,365,027.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,102,686.52 : 1,604,628,881.18 = 439,720,545.57 : x
  2. Step 2: Convert to fraction form
    1,070,102,686.52/1,604,628,881.18 = 439,720,545.57/x
  3. Step 3: Cross multiply
    1,070,102,686.52x = 1,604,628,881.18 × 439,720,545.57
  4. Step 4: Simplify right side
    1,070,102,686.52x = 705,588,287,067,649,664
  5. Step 5: Solve for x
    x = 705,588,287,067,649,664/1,070,102,686.52
  6. Step 6: Final answer
    x = 659,365,027.26

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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.