Home / 1,360,406,859.71-1,876,394,394.40-908,056,756.41

Finding the Fourth Proportional to 1,360,406,859.71, 1,876,394,394.40 and 908,056,756.41

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Solution

The fourth proportional to 1,360,406,859.71, 1,876,394,394.40 and 908,056,756.41 is: 1,252,472,813.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,406,859.71 : 1,876,394,394.40 = 908,056,756.41 : x
  2. Step 2: Convert to fraction form
    1,360,406,859.71/1,876,394,394.40 = 908,056,756.41/x
  3. Step 3: Cross multiply
    1,360,406,859.71x = 1,876,394,394.40 × 908,056,756.41
  4. Step 4: Simplify right side
    1,360,406,859.71x = 1,703,872,607,532,774,912
  5. Step 5: Solve for x
    x = 1,703,872,607,532,774,912/1,360,406,859.71
  6. Step 6: Final answer
    x = 1,252,472,813.83

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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.