Home / 1,120,884,686.28-1,546,916,479.74-625,943,012.04

Finding the Fourth Proportional to 1,120,884,686.28, 1,546,916,479.74 and 625,943,012.04

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Solution

The fourth proportional to 1,120,884,686.28, 1,546,916,479.74 and 625,943,012.04 is: 863,854,750.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,884,686.28 : 1,546,916,479.74 = 625,943,012.04 : x
  2. Step 2: Convert to fraction form
    1,120,884,686.28/1,546,916,479.74 = 625,943,012.04/x
  3. Step 3: Cross multiply
    1,120,884,686.28x = 1,546,916,479.74 × 625,943,012.04
  4. Step 4: Simplify right side
    1,120,884,686.28x = 968,281,560,702,769,152
  5. Step 5: Solve for x
    x = 968,281,560,702,769,152/1,120,884,686.28
  6. Step 6: Final answer
    x = 863,854,750.23

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Double scale
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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.