Home / 1,042,367,524.40-1,438,144,628.28-602,173,763.12

Finding the Fourth Proportional to 1,042,367,524.40, 1,438,144,628.28 and 602,173,763.12

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Solution

The fourth proportional to 1,042,367,524.40, 1,438,144,628.28 and 602,173,763.12 is: 830,813,453.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,367,524.40 : 1,438,144,628.28 = 602,173,763.12 : x
  2. Step 2: Convert to fraction form
    1,042,367,524.40/1,438,144,628.28 = 602,173,763.12/x
  3. Step 3: Cross multiply
    1,042,367,524.40x = 1,438,144,628.28 × 602,173,763.12
  4. Step 4: Simplify right side
    1,042,367,524.40x = 866,012,962,722,181,120
  5. Step 5: Solve for x
    x = 866,012,962,722,181,120/1,042,367,524.40
  6. Step 6: Final answer
    x = 830,813,453.46

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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.