Home / 1,155,608,140.40-1,594,748,245.66-679,170,562.20

Finding the Fourth Proportional to 1,155,608,140.40, 1,594,748,245.66 and 679,170,562.20

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Solution

The fourth proportional to 1,155,608,140.40, 1,594,748,245.66 and 679,170,562.20 is: 937,260,672.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,608,140.40 : 1,594,748,245.66 = 679,170,562.20 : x
  2. Step 2: Convert to fraction form
    1,155,608,140.40/1,594,748,245.66 = 679,170,562.20/x
  3. Step 3: Cross multiply
    1,155,608,140.40x = 1,594,748,245.66 × 679,170,562.20
  4. Step 4: Simplify right side
    1,155,608,140.40x = 1,083,106,062,572,366,080
  5. Step 5: Solve for x
    x = 1,083,106,062,572,366,080/1,155,608,140.40
  6. Step 6: Final answer
    x = 937,260,672.29

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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.