Home / 77,767,791,036.60-116,651,686,554.90-74,720,295,766.20

Finding the Fourth Proportional to 77,767,791,036.60, 116,651,686,554.90 and 74,720,295,766.20

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Solution

The fourth proportional to 77,767,791,036.60, 116,651,686,554.90 and 74,720,295,766.20 is: 112,080,443,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,767,791,036.60 : 116,651,686,554.90 = 74,720,295,766.20 : x
  2. Step 2: Convert to fraction form
    77,767,791,036.60/116,651,686,554.90 = 74,720,295,766.20/x
  3. Step 3: Cross multiply
    77,767,791,036.60x = 116,651,686,554.90 × 74,720,295,766.20
  4. Step 4: Simplify right side
    77,767,791,036.60x = 8,716,248,521,008,183,508,992
  5. Step 5: Solve for x
    x = 8,716,248,521,008,183,508,992/77,767,791,036.60
  6. Step 6: Final answer
    x = 112,080,443,649.30

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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.