Home / 898,001,632.60-1,347,758,276.10-438,332,723.80

Finding the Fourth Proportional to 898,001,632.60, 1,347,758,276.10 and 438,332,723.80

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Solution

The fourth proportional to 898,001,632.60, 1,347,758,276.10 and 438,332,723.80 is: 657,868,020.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,001,632.60 : 1,347,758,276.10 = 438,332,723.80 : x
  2. Step 2: Convert to fraction form
    898,001,632.60/1,347,758,276.10 = 438,332,723.80/x
  3. Step 3: Cross multiply
    898,001,632.60x = 1,347,758,276.10 × 438,332,723.80
  4. Step 4: Simplify right side
    898,001,632.60x = 590,766,556,186,905,472
  5. Step 5: Solve for x
    x = 590,766,556,186,905,472/898,001,632.60
  6. Step 6: Final answer
    x = 657,868,020.21

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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.