Home / 1,158,614,447.80-1,739,937,210.90-614,418,863.80

Finding the Fourth Proportional to 1,158,614,447.80, 1,739,937,210.90 and 614,418,863.80

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Solution

The fourth proportional to 1,158,614,447.80, 1,739,937,210.90 and 614,418,863.80 is: 922,697,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,614,447.80 : 1,739,937,210.90 = 614,418,863.80 : x
  2. Step 2: Convert to fraction form
    1,158,614,447.80/1,739,937,210.90 = 614,418,863.80/x
  3. Step 3: Cross multiply
    1,158,614,447.80x = 1,739,937,210.90 × 614,418,863.80
  4. Step 4: Simplify right side
    1,158,614,447.80x = 1,069,050,244,204,518,912
  5. Step 5: Solve for x
    x = 1,069,050,244,204,518,912/1,158,614,447.80
  6. Step 6: Final answer
    x = 922,697,145.92

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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.