Home / 1,055,264,166.42-1,582,896,298.84-722,943,480.30

Finding the Fourth Proportional to 1,055,264,166.42, 1,582,896,298.84 and 722,943,480.30

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Solution

The fourth proportional to 1,055,264,166.42, 1,582,896,298.84 and 722,943,480.30 is: 1,084,415,254.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,264,166.42 : 1,582,896,298.84 = 722,943,480.30 : x
  2. Step 2: Convert to fraction form
    1,055,264,166.42/1,582,896,298.84 = 722,943,480.30/x
  3. Step 3: Cross multiply
    1,055,264,166.42x = 1,582,896,298.84 × 722,943,480.30
  4. Step 4: Simplify right side
    1,055,264,166.42x = 1,144,344,559,240,523,648
  5. Step 5: Solve for x
    x = 1,144,344,559,240,523,648/1,055,264,166.42
  6. Step 6: Final answer
    x = 1,084,415,254.16

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Double scale
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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.