Home / 1,008,910,036.90-1,513,365,055.35-944,339,955.40

Finding the Fourth Proportional to 1,008,910,036.90, 1,513,365,055.35 and 944,339,955.40

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Solution

The fourth proportional to 1,008,910,036.90, 1,513,365,055.35 and 944,339,955.40 is: 1,416,509,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,910,036.90 : 1,513,365,055.35 = 944,339,955.40 : x
  2. Step 2: Convert to fraction form
    1,008,910,036.90/1,513,365,055.35 = 944,339,955.40/x
  3. Step 3: Cross multiply
    1,008,910,036.90x = 1,513,365,055.35 × 944,339,955.40
  4. Step 4: Simplify right side
    1,008,910,036.90x = 1,429,131,088,873,137,408
  5. Step 5: Solve for x
    x = 1,429,131,088,873,137,408/1,008,910,036.90
  6. Step 6: Final answer
    x = 1,416,509,933.10

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Double scale
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Similar ratio
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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.