Home / 855,116,197.80-1,282,674,296.70-732,672,191.40

Finding the Fourth Proportional to 855,116,197.80, 1,282,674,296.70 and 732,672,191.40

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Solution

The fourth proportional to 855,116,197.80, 1,282,674,296.70 and 732,672,191.40 is: 1,099,008,287.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,116,197.80 : 1,282,674,296.70 = 732,672,191.40 : x
  2. Step 2: Convert to fraction form
    855,116,197.80/1,282,674,296.70 = 732,672,191.40/x
  3. Step 3: Cross multiply
    855,116,197.80x = 1,282,674,296.70 × 732,672,191.40
  4. Step 4: Simplify right side
    855,116,197.80x = 939,779,787,815,642,752
  5. Step 5: Solve for x
    x = 939,779,787,815,642,752/855,116,197.80
  6. Step 6: Final answer
    x = 1,099,008,287.10

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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.