Home / 740,167,342.60-1,110,251,013.90-718,643,982.10

Finding the Fourth Proportional to 740,167,342.60, 1,110,251,013.90 and 718,643,982.10

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Solution

The fourth proportional to 740,167,342.60, 1,110,251,013.90 and 718,643,982.10 is: 1,077,965,973.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,167,342.60 : 1,110,251,013.90 = 718,643,982.10 : x
  2. Step 2: Convert to fraction form
    740,167,342.60/1,110,251,013.90 = 718,643,982.10/x
  3. Step 3: Cross multiply
    740,167,342.60x = 1,110,251,013.90 × 718,643,982.10
  4. Step 4: Simplify right side
    740,167,342.60x = 797,875,209,759,658,496
  5. Step 5: Solve for x
    x = 797,875,209,759,658,496/740,167,342.60
  6. Step 6: Final answer
    x = 1,077,965,973.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.