Home / 1,094,766,001.51-1,510,698,650.23-642,662,325.94

Finding the Fourth Proportional to 1,094,766,001.51, 1,510,698,650.23 and 642,662,325.94

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Solution

The fourth proportional to 1,094,766,001.51, 1,510,698,650.23 and 642,662,325.94 is: 886,827,967.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,766,001.51 : 1,510,698,650.23 = 642,662,325.94 : x
  2. Step 2: Convert to fraction form
    1,094,766,001.51/1,510,698,650.23 = 642,662,325.94/x
  3. Step 3: Cross multiply
    1,094,766,001.51x = 1,510,698,650.23 × 642,662,325.94
  4. Step 4: Simplify right side
    1,094,766,001.51x = 970,869,108,351,230,464
  5. Step 5: Solve for x
    x = 970,869,108,351,230,464/1,094,766,001.51
  6. Step 6: Final answer
    x = 886,827,967.81

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Double scale
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1.5x scale

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.