Home / 1,030,216,269.60-1,422,068,254.07-612,527,558.45

Finding the Fourth Proportional to 1,030,216,269.60, 1,422,068,254.07 and 612,527,558.45

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Solution

The fourth proportional to 1,030,216,269.60, 1,422,068,254.07 and 612,527,558.45 is: 845,507,900.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,216,269.60 : 1,422,068,254.07 = 612,527,558.45 : x
  2. Step 2: Convert to fraction form
    1,030,216,269.60/1,422,068,254.07 = 612,527,558.45/x
  3. Step 3: Cross multiply
    1,030,216,269.60x = 1,422,068,254.07 × 612,527,558.45
  4. Step 4: Simplify right side
    1,030,216,269.60x = 871,055,995,609,172,480
  5. Step 5: Solve for x
    x = 871,055,995,609,172,480/1,030,216,269.60
  6. Step 6: Final answer
    x = 845,507,900.93

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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.