Home / 1,020,341,616.96-1,408,067,978.37-574,304,721.81

Finding the Fourth Proportional to 1,020,341,616.96, 1,408,067,978.37 and 574,304,721.81

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Solution

The fourth proportional to 1,020,341,616.96, 1,408,067,978.37 and 574,304,721.81 is: 792,538,572.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,341,616.96 : 1,408,067,978.37 = 574,304,721.81 : x
  2. Step 2: Convert to fraction form
    1,020,341,616.96/1,408,067,978.37 = 574,304,721.81/x
  3. Step 3: Cross multiply
    1,020,341,616.96x = 1,408,067,978.37 × 574,304,721.81
  4. Step 4: Simplify right side
    1,020,341,616.96x = 808,660,088,607,351,808
  5. Step 5: Solve for x
    x = 808,660,088,607,351,808/1,020,341,616.96
  6. Step 6: Final answer
    x = 792,538,572.54

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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.