Home / 1,155,608,142.40-1,594,748,248.42-679,170,564.20

Finding the Fourth Proportional to 1,155,608,142.40, 1,594,748,248.42 and 679,170,564.20

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Solution

The fourth proportional to 1,155,608,142.40, 1,594,748,248.42 and 679,170,564.20 is: 937,260,675.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,608,142.40 : 1,594,748,248.42 = 679,170,564.20 : x
  2. Step 2: Convert to fraction form
    1,155,608,142.40/1,594,748,248.42 = 679,170,564.20/x
  3. Step 3: Cross multiply
    1,155,608,142.40x = 1,594,748,248.42 × 679,170,564.20
  4. Step 4: Simplify right side
    1,155,608,142.40x = 1,083,106,067,636,373,248
  5. Step 5: Solve for x
    x = 1,083,106,067,636,373,248/1,155,608,142.40
  6. Step 6: Final answer
    x = 937,260,675.05

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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.