Home / 731,181,205.93-1,009,030,064.18-417,922,145.95

Finding the Fourth Proportional to 731,181,205.93, 1,009,030,064.18 and 417,922,145.95

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Solution

The fourth proportional to 731,181,205.93, 1,009,030,064.18 and 417,922,145.95 is: 576,732,561.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,181,205.93 : 1,009,030,064.18 = 417,922,145.95 : x
  2. Step 2: Convert to fraction form
    731,181,205.93/1,009,030,064.18 = 417,922,145.95/x
  3. Step 3: Cross multiply
    731,181,205.93x = 1,009,030,064.18 × 417,922,145.95
  4. Step 4: Simplify right side
    731,181,205.93x = 421,696,009,752,477,952
  5. Step 5: Solve for x
    x = 421,696,009,752,477,952/731,181,205.93
  6. Step 6: Final answer
    x = 576,732,561.41

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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.